CN102269979A - Method and device for controlling gas circuit switching mechanism of oxygenator - Google Patents
Method and device for controlling gas circuit switching mechanism of oxygenator Download PDFInfo
- Publication number
- CN102269979A CN102269979A CN2010106201133A CN201010620113A CN102269979A CN 102269979 A CN102269979 A CN 102269979A CN 2010106201133 A CN2010106201133 A CN 2010106201133A CN 201010620113 A CN201010620113 A CN 201010620113A CN 102269979 A CN102269979 A CN 102269979A
- Authority
- CN
- China
- Prior art keywords
- switching mechanism
- gas circuit
- circuit switching
- oxygenerator
- oxygenerator gas
- 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
Images
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses a method and device for controlling a gas circuit switching mechanism of an oxygenator. The method for controlling the gas circuit switching mechanism of the oxygenator comprises the following steps of: determining the reference pressure of the gas circuit switching mechanism of the oxygenator; determining the reference time of the gas circuit switching mechanism of the oxygenator; and adjusting control parameters according to the reference pressure and the reference time and determining the best values of the control parameters. Through the method and the device provided by the invention, the gas circuit switching mechanism of the oxygenator can be simply and conveniently controlled.
Description
Technical field
The present invention relates to the control field, in particular to a kind of control method and device of oxygenerator gas circuit switching mechanism.
Background technology
In the tradition molecular sieve oxygen generation equipment, gas circuit is switched controlling of topworks, directly influence oxygen generating plant and produce the oxygen rate.
At present, this series products mode of being used for realization flow control generally is divided into voltage-controlled, time control dual mode.In these two kinds of controls, in case controlled variable determines that control flow is also just determined, and controlled variable is in model machine design R﹠D process, by calculating and experiment, finally determines.In process of production, no longer change.
In the molecular sieve oxygen generation device fabrication process, not only the gas circuit control flow improves influential to oxygen generation efficiency, difference, the air compressor machine inconsistency of the mismachining tolerance of gas path component, the each filling of molecular sieve, in the use, numerous factors such as molecular sieve performance reduction, the variation of pressure service condition all can influence the oxygen rate of producing.
Therefore, fixing control flow is at certain condition, under the particularly ultimate attainment condition, can't overcome the accumulative total effect to the error of being brought in the production use, can cause the finished product rate to descend, use the manual debugging control flow, process is very complicated, implements extremely difficulty.
Problem at the control procedure more complicated of oxygenerator gas circuit switching mechanism in the correlation technique does not propose effective solution at present as yet.
Summary of the invention
At the problem of the control procedure more complicated of oxygenerator gas circuit switching mechanism in the correlation technique and propose the present invention, for this reason, fundamental purpose of the present invention is to provide a kind of control method and device of oxygenerator gas circuit switching mechanism, to address the above problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of control method of oxygenerator gas circuit switching mechanism.The control method of this oxygenerator gas circuit switching mechanism comprises: the datum pressure of determining described oxygenerator gas circuit switching mechanism; Determine the reference time that described oxygenerator gas circuit switching mechanism switches; According to described datum pressure and described reference time controlled variable is adjusted to determine the optimum value of described controlled variable.
Further, after the datum pressure of determining described oxygenerator gas circuit switching mechanism, described method also comprises: the gas admittance valve to described oxygenerator gas circuit switching mechanism under described datum pressure switches.
Further, after determining the reference time that described oxygenerator gas circuit switching mechanism switches, described method also comprises: the equalizing valve of opening described oxygenerator gas circuit switching mechanism under described reference time.
Further, the optimum value of determining described controlled variable comprises: determine that described oxygenerator goes out controlled variable under the oxygen condition in the best.
Further, according to described datum pressure with after described reference time controlled variable being adjusted with the optimum value of determining described controlled variable, described method also comprises: the optimum value according to described controlled variable is controlled described oxygenerator gas circuit switching mechanism.
To achieve these goals, according to a further aspect in the invention, provide a kind of control device of oxygenerator gas circuit switching mechanism.The control device of this oxygenerator gas circuit switching mechanism comprises: first determination module is used for determining the datum pressure of described oxygenerator gas circuit switching mechanism; Second determination module is used for the reference time of determining that described oxygenerator gas circuit switching mechanism switches; Adjusting module is used for according to described datum pressure and described reference time controlled variable being adjusted to determine the optimum value of described controlled variable.
Further, the control device of this oxygenerator gas circuit switching mechanism also comprises: handover module is used for that the gas admittance valve to described oxygenerator gas circuit switching mechanism switches under described datum pressure.
Further, the control device of this oxygenerator gas circuit switching mechanism also comprises: opening module is used under described reference time opening the equalizing valve of described oxygenerator gas circuit switching mechanism.
Further, also comprise: control module is used for according to the optimum value of described controlled variable described oxygenerator gas circuit switching mechanism being controlled.
By the present invention, adopt the datum pressure of determining described oxygenerator gas circuit switching mechanism; Determine the reference time that described oxygenerator gas circuit switching mechanism switches; According to described datum pressure and described reference time controlled variable being adjusted method with the optimum value of determining described controlled variable, solve the problem of the control procedure more complicated of oxygenerator gas circuit switching mechanism in the correlation technique, and then reached the effect of easily oxygenerator gas circuit switching mechanism being controlled.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the process flow diagram according to the control method of the oxygenerator gas circuit switching mechanism of the embodiment of the invention;
Fig. 2 is the process flow diagram according to the preferred embodiment of the control method of oxygenerator gas circuit switching mechanism of the present invention; And
Fig. 3 is the synoptic diagram according to the control device of the oxygenerator gas circuit switching mechanism of the embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 is the process flow diagram according to the control method of the oxygenerator gas circuit switching mechanism of the embodiment of the invention.
As shown in Figure 1, this method comprises following step:
Step S102 determines the datum pressure of described oxygenerator gas circuit switching mechanism.
Step S104 determines the reference time that described oxygenerator gas circuit switching mechanism switches.
Step S106 adjusts to determine the optimum value of described controlled variable controlled variable according to described datum pressure and described reference time.
Preferably, after the datum pressure of determining described oxygenerator gas circuit switching mechanism, the control method of described oxygenerator gas circuit switching mechanism also comprises: under described datum pressure two gas admittance valves are switched.
Preferably, after determining the reference time that described oxygenerator gas circuit switching mechanism switches, the control method of described oxygenerator gas circuit switching mechanism also comprises: open equalizing valve under described reference time.
Preferably, the optimum value of determining described controlled variable comprises: determine that described oxygenerator goes out controlled variable under the oxygen condition in the best.
Preferably, according to described datum pressure with after described reference time controlled variable being adjusted with the optimum value of determining described controlled variable, the control method of described oxygenerator gas circuit switching mechanism also comprises: the optimum value according to described controlled variable is controlled described oxygenerator gas circuit switching mechanism.
Particularly, can carry out display screen by following program shows:
The dynamic parameter calibration
Password: xxxxxx
During test is carried out
In the test: please wait
Test result: XXXX XXXX
Saving result-affirmation
Abandon the result---ESC
This test procedure embeds the host CPU of oxygenerator as the part of application program, shows in the test cell that dispatches from the factory, as the manufacturer's debugging method before dispatching from the factory and the back maintenance personal's debugging method of dispatching from the factory.
By the present invention, the debugging terminal stage after the production assembling finishes is passed through software approach, dynamically adjust the making oxygen controlled variable,, determine that the best goes out the controlled variable under the oxygen condition by test, convenient realization equipment debugging promotes product system oxygen rate and finished product rate to greatest extent.
Fig. 2 is the process flow diagram according to the preferred embodiment of the control method of oxygenerator gas circuit switching mechanism of the present invention.
In the figure, M, N value can be chosen appropriate value by the user by software in application program; Parameter P, T value decision control flow, the different manufacturers product, the structure difference, initialization data T value is an empirical value, may be different; Δ p, Δ t value also should be provided with in conjunction with the product structure situation, and in the practical application, the operator that can be made as by calibration parameter chooses; Alternatively, this flow process also can make use repeatedly at correcting device, to reach optimum efficiency according to actual conditions.
In molecular sieve oxygen generation equipment, gas circuit is switched controlling in (hereinafter to be referred as control flow) of topworks, at first jointly control with pressure and time.Certain pressure point P0 realizes the switching of two gas admittance valves down, under the certain hour point t0, realizes the equalizing valve unlatching.
For same type product, P0, the t0 value is basic definite.
In debug process, manual control equipment enters the dynamic parameter debugged program, and Automatic Program realizes P0 ± Δ P, and best operating point is found in the calibration testing in t0 ± Δ t scope, and write device is realized the adjustment of control of product flow process optimization in a certain way.
Need to prove, can in computer system, carry out in the step shown in the process flow diagram of accompanying drawing such as a set of computer-executable instructions, and, though there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
According to embodiments of the invention, provide a kind of control device of oxygenerator gas circuit switching mechanism.
Fig. 3 is the synoptic diagram according to the control device of the oxygenerator gas circuit switching mechanism of the embodiment of the invention.
As shown in Figure 3, this device comprises first determination module 302, second determination module 304 and adjusting module 306.
First determination module 302 is used for determining the datum pressure of described oxygenerator gas circuit switching mechanism; Second determination module 304 is used for determining the reference time of described oxygenerator gas circuit switching mechanism switching; Adjusting module 306 is used for according to described datum pressure and described reference time controlled variable being adjusted to determine the optimum value of described controlled variable.
Preferably, the control device of this oxygenerator gas circuit switching mechanism also comprises: handover module is used under described datum pressure two gas admittance valves being switched.
Preferably, the control device of this oxygenerator gas circuit switching mechanism also comprises: opening module was used for opening equalizing valve under described reference time.
Preferably, also comprise: control module is used for according to the optimum value of described controlled variable described oxygenerator gas circuit switching mechanism being controlled.
As can be seen from the above description, the present invention has realized easily oxygenerator gas circuit switching mechanism being controlled.Further, can reduce because the substandard product that the inaccurate factor of control flow causes improves product percent of pass, and automatic test reduces complicated hand labour simultaneously, effectively change promotes production line work efficiency and product percent of pass.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the memory storage and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the control method of an oxygenerator gas circuit switching mechanism is characterized in that, comprising:
Determine the datum pressure of described oxygenerator gas circuit switching mechanism;
Determine the reference time that described oxygenerator gas circuit switching mechanism switches; And
According to described datum pressure and described reference time controlled variable is adjusted to determine the optimum value of described controlled variable.
2. the control method of oxygenerator gas circuit switching mechanism according to claim 1 is characterized in that, after the datum pressure of determining described oxygenerator gas circuit switching mechanism, described method also comprises:
Gas admittance valve to described oxygenerator gas circuit switching mechanism under described datum pressure switches.
3. the control method of oxygenerator gas circuit switching mechanism according to claim 1 is characterized in that, after determining the reference time that described oxygenerator gas circuit switching mechanism switches, described method also comprises:
Under described reference time, open the equalizing valve of described oxygenerator gas circuit switching mechanism.
4. the control method of oxygenerator gas circuit switching mechanism according to claim 1 is characterized in that, determines that the optimum value of described controlled variable comprises:
Determine that described oxygenerator goes out controlled variable under the oxygen condition in the best.
5. according to the control method of each described oxygenerator gas circuit switching mechanism in the claim 1 to 4, it is characterized in that, according to described datum pressure with after described reference time controlled variable being adjusted with the optimum value of determining described controlled variable, described method also comprises:
Optimum value according to described controlled variable is controlled described oxygenerator gas circuit switching mechanism.
6. the control device of an oxygenerator gas circuit switching mechanism is characterized in that,
First determination module is used for determining the datum pressure of described oxygenerator gas circuit switching mechanism;
Second determination module is used for the reference time of determining that described oxygenerator gas circuit switching mechanism switches; And
Adjusting module is used for according to described datum pressure and described reference time controlled variable being adjusted to determine the optimum value of described controlled variable.
7. the control device of oxygenerator gas circuit switching mechanism according to claim 6 is characterized in that, also comprises:
Handover module is used for that the gas admittance valve to described oxygenerator gas circuit switching mechanism switches under described datum pressure.
8. the control device of oxygenerator gas circuit switching mechanism according to claim 6 is characterized in that, also comprises:
Opening module is used under described reference time opening the equalizing valve of described oxygenerator gas circuit switching mechanism.
9. the control device of oxygenerator gas circuit switching mechanism according to claim 6 is characterized in that, also comprises:
Control module is used for according to the optimum value of described controlled variable described oxygenerator gas circuit switching mechanism being controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106201133A CN102269979A (en) | 2010-12-31 | 2010-12-31 | Method and device for controlling gas circuit switching mechanism of oxygenator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106201133A CN102269979A (en) | 2010-12-31 | 2010-12-31 | Method and device for controlling gas circuit switching mechanism of oxygenator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102269979A true CN102269979A (en) | 2011-12-07 |
Family
ID=45052310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106201133A Pending CN102269979A (en) | 2010-12-31 | 2010-12-31 | Method and device for controlling gas circuit switching mechanism of oxygenator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102269979A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185000A (en) * | 2011-12-30 | 2013-07-03 | 北京谊安医疗***股份有限公司 | Compression pump device for oxygenerator |
| CN116534802A (en) * | 2023-05-08 | 2023-08-04 | 海安建荣制氧有限公司 | Novel cut-in type oxygen purification device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035245A (en) * | 1989-02-24 | 1989-09-06 | 航天工业部第二研究院第四总体设计部 | The microcomputerized controller of respirator |
| CN1177569A (en) * | 1997-04-08 | 1998-04-01 | 浙江大学 | Method for production of oxygen-rich gases with multiple kinds of concentration and apparatus thereof |
| CN1608711A (en) * | 2003-10-24 | 2005-04-27 | 国睦工业股份有限公司 | Gas flow controlling method and mechanical valve unit suitable for pressure swing adsorption oxygenerator |
| US20060174882A1 (en) * | 2005-02-09 | 2006-08-10 | Vbox, Incorporated | Method of controlling the rate of oxygen produced by an oxygen concentrator |
| US7329304B2 (en) * | 2005-04-05 | 2008-02-12 | Respironics Oxytec, Inc. | Portable oxygen concentrator |
| WO2010073141A1 (en) * | 2008-12-22 | 2010-07-01 | Koninklijke Philips Electronics, N.V. | Liquid oxygen production device and method |
-
2010
- 2010-12-31 CN CN2010106201133A patent/CN102269979A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035245A (en) * | 1989-02-24 | 1989-09-06 | 航天工业部第二研究院第四总体设计部 | The microcomputerized controller of respirator |
| CN1177569A (en) * | 1997-04-08 | 1998-04-01 | 浙江大学 | Method for production of oxygen-rich gases with multiple kinds of concentration and apparatus thereof |
| CN1608711A (en) * | 2003-10-24 | 2005-04-27 | 国睦工业股份有限公司 | Gas flow controlling method and mechanical valve unit suitable for pressure swing adsorption oxygenerator |
| US20060174882A1 (en) * | 2005-02-09 | 2006-08-10 | Vbox, Incorporated | Method of controlling the rate of oxygen produced by an oxygen concentrator |
| US7329304B2 (en) * | 2005-04-05 | 2008-02-12 | Respironics Oxytec, Inc. | Portable oxygen concentrator |
| WO2010073141A1 (en) * | 2008-12-22 | 2010-07-01 | Koninklijke Philips Electronics, N.V. | Liquid oxygen production device and method |
Non-Patent Citations (2)
| Title |
|---|
| 李秀英等: "分子筛自动切换程序的优化控制", 《包钢科技》 * |
| 童国宇等: "分子筛纯化***切换控制自动优化研究", 《深冷技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185000A (en) * | 2011-12-30 | 2013-07-03 | 北京谊安医疗***股份有限公司 | Compression pump device for oxygenerator |
| CN103185000B (en) * | 2011-12-30 | 2016-03-02 | 北京谊安医疗***股份有限公司 | Compression pump device for oxygenerator |
| CN116534802A (en) * | 2023-05-08 | 2023-08-04 | 海安建荣制氧有限公司 | Novel cut-in type oxygen purification device |
| CN116534802B (en) * | 2023-05-08 | 2024-01-16 | 海安建荣制氧有限公司 | Cut-in type oxygen purification device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107192179A (en) | The control method and computer-readable recording medium of air conditioner and electric expansion valve | |
| CN104566837A (en) | Air conditioning unit loading control method and system | |
| CN107152551B (en) | A kind of Regulation Control method and Regulation Control device | |
| CN107342532B (en) | A kind of laser power control method and laser | |
| CN104075340B (en) | Low nitrogen burning control method and system based on PLC | |
| CN102269979A (en) | Method and device for controlling gas circuit switching mechanism of oxygenator | |
| CN107655178A (en) | Air-conditioning interconnecting device and its control method, controller and computer-readable recording medium | |
| CN103704875B (en) | A kind of high accuracy tobacco-shred water control method and control system thereof | |
| CN110446288A (en) | The acquisition methods and device of power adjusting factor | |
| CN105974983A (en) | Method for controlling mutual following of digital voltage loop and current loop | |
| US20060224257A1 (en) | Device and method for automatic generation of control instructions for rotary machines | |
| CN105334448A (en) | Chip automatization test system | |
| CN105867194A (en) | Equipment control method and device | |
| CN108019289B (en) | Self-adaptive calibration control method for electronic control engine | |
| CN110057042A (en) | Control method, device and the computer readable storage medium of air-conditioning system | |
| CN108966168A (en) | Internet of Things gauge table, communication board and the Internet of Things gauge table means of communication based on NB-IoT | |
| CN104714203A (en) | Calibration method for power quality monitoring device | |
| CN107726552B (en) | A kind of matching process of general-purpose line control machine | |
| CN107101342B (en) | A kind of air conditioning control method, apparatus and system | |
| CN110609493A (en) | Real-time simulation method of aero-engine control system | |
| CN110173805A (en) | Air conditioner and its communication control method, device | |
| CN110173800A (en) | Air conditioner and its communication control method, device and electronic equipment | |
| CN104898619B (en) | A kind of fired power generating unit burning self-regulation method based on DCS and MATLAB | |
| CN112484246A (en) | Auxiliary programming method, device and equipment for air conditioner controller | |
| CN106407556B (en) | A kind of production method of integrated chip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111207 |