CN103676709B - A kind of multi function parameter solenoid valve group control method - Google Patents
A kind of multi function parameter solenoid valve group control method Download PDFInfo
- Publication number
- CN103676709B CN103676709B CN201310556826.1A CN201310556826A CN103676709B CN 103676709 B CN103676709 B CN 103676709B CN 201310556826 A CN201310556826 A CN 201310556826A CN 103676709 B CN103676709 B CN 103676709B
- Authority
- CN
- China
- Prior art keywords
- solenoid valve
- value
- valve group
- judgement
- cycle index
- 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.)
- Active
Links
Landscapes
- Magnetically Actuated Valves (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
A kind of multi function parameter solenoid valve group control method, all kinds of solenoid control due to ground system level test platform propose the requirement of FEEDBACK CONTROL and cycle control on the basis of sequential control simultaneously, and require to realize parameterisable, to meet the test demand of the different operating mode of different product.Multi function parameter solenoid valve group control method of the present invention incorporates various demand for control, devise a kind of solenoid valve group control method judging to export according to multiple condition, both meet sequential control requirement in the past, achieve again the synchronous execution of FEEDBACK CONTROL and cycle control multi-functional.
Description
Technical field
The present invention relates to a kind of multi function parameter solenoid valve group control method for ground system test, belong to solenoid valve automation field.
Background technology
That carries out along with carrier rocket pressurizing transmission system ground experiment deepens continuously, system-level test has become the important means of checking pressurizing transmission system combination property and Dynamic Matching, following more and more higher to the various requirement of system-level test platform, especially more and more harsher to the requirement automatically controlled, sequential control requirement is not only proposed to Controlling solenoid valve all kinds of in pilot system, but also propose and synchronously carry out pressure feedback control, cycle control requirement, and require that control method applicability is strong, the test demand of the different operating mode of different model can be met simultaneously.
In the past based in the control system Programming Methodology of PLC, great majority adopt timer output to compare with setting value, the mode that pressure feedback value compares with setting value realizes the switch control rule of solenoid valve group, cycle control is realized by repeating fixing program, generally can only meet one-side control overflow, if Programming Methodology traditionally, be difficult to realize sequential control, pressure feedback controls and the integration of cycle control multi-functional, and parameter can arrange function also not easily realizes.Therefore, a kind of solenoid valve group control method that is multi-functional, parameterized, wide accommodation is studied very necessary.
Summary of the invention
Technology of the present invention deal with problems for: overcome the deficiencies in the prior art, a kind of solenoid valve group control method of multi function parameter is provided, both solenoid valve group sequential control requirement had been met, achieve again the synchronous execution of FEEDBACK CONTROL and cycle control multi-functional, mainly use on pressurizing transmission system test platform, make it meet the large complicated test in ground to the diversified requirement automatically controlled.
Technical solution of the present invention is:
A kind of multi function parameter solenoid valve group control method, step is as follows:
(1) set the controling parameters of solenoid valve group, described controling parameters comprise solenoid valve sequential control mode, solenoid valve feedback controling mode, the initial value of electromagnetic valve work time and stop value, solenoid valve opening pressure value and closing presure value, cycling time section initial value and stop value, cycle index; Solenoid valve sequential control mode comprises automatic and manual, and solenoid valve feedback controling mode comprises automatically with manual;
(2) send startup command to solenoid valve group, the moment sending startup command is start timer zero point, and described cycle index value is set to 1, and the clocking value of timer, as the time reference to the sequential control of solenoid valve group, performs step (3) afterwards;
(3) successively condition adjudgement carried out to each solenoid valve in solenoid valve group thus determine the open and-shut mode that each solenoid valve is current, condition adjudgement is carried out to each solenoid valve and comprises time judgement and pressure judgement, and advanced line time carrying out pressure judgement after judging;
(4) if all solenoid valve condition adjudgement complete all in solenoid valve group, then step (5) is performed;
(5) solenoid valves being in opening all in solenoid valve group are powered on, to solenoid valve power-off being in closure state all in solenoid valve group;
(6) judge whether cycle index has reached the cycle index of setting, if do not reach default cycle index, then perform step (7) and carry out judgement cycling time, if reach cycle index, then perform step (8);
(7) judge whether timer periods value is more than or equal to stop value cycling time of setting in step (1), if do not satisfy condition, then directly performs step (8); If satisfy condition, then timer periods value is set to initial value cycling time of setting, and cycle index value is added 1, then perform step (8);
(8) whether according to send to cease and desist order to solenoid valve group and to control solenoid valve group, cease and desist order if do not send, then redirect performs step (3); Cease and desist order if send, timer periods value is set to 0, and cycle index value is set to 1.
Successively condition adjudgement carried out to each solenoid valve in solenoid valve group in described step (3) thus determine that the current open and-shut mode of each solenoid valve is specially:
(2.1) time judgement is carried out: when solenoid valve sequential control mode is manual, maintain solenoid valve current state, directly enter step (2.2) and pressure judgement is carried out to this solenoid valve, when solenoid valve sequential control mode is automatic, then judge between the electromagnetic valve work time initial value whether timer periods value is in setting in step (1) and stop value, if satisfy condition, determine that current electromagnetic valve state is for opening, then enter step (2.2) to continue to carry out pressure judgement to this solenoid valve, otherwise determine that current electromagnetic valve state is for closing, proceed other solenoid valve condition adjudgement,
(2.2) pressure judgement is carried out: when solenoid valve feedback controling mode is manual, maintain solenoid valve current state, then proceed the judgement of other solenoid valve states, when solenoid valve feedback controling mode is automatic, then judge according to following principle: if pressure feedback value is greater than the closed electromagnetic valve force value of setting in step (1), then determine that current electromagnetic valve state is for closing; If pressure feedback value is less than the solenoid valve opening pressure value of setting, then determine that current electromagnetic valve state is for opening, and then maintains solenoid valve current state, proceeds other solenoid valve condition adjudgement in all the other situations.
The present invention's beneficial effect is compared with prior art:
(1) by the optimization of evaluation algorithm, the integration of sequential control, FEEDBACK CONTROL and cycle control three kinds of functions is achieved;
(2) solenoid valve group controling parameters can be set according to the actual requirements, substantially increase applicability and the dirigibility of the method.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described in detail.
All kinds of solenoid control of carrier rocket pressurizing transmission system ground experiment platform propose the requirement of FEEDBACK CONTROL and cycle control on the basis of sequential control simultaneously, and require to realize parameterisable, to meet the test demand of the different operating mode of different product.Multi function parameter solenoid valve group control method of the present invention integrates various demand for control, has both met sequential control requirement in the past, achieves again the synchronous execution of FEEDBACK CONTROL and cycle control multi-functional.
As shown in Figure 1, a kind of multi function parameter solenoid valve group control method, implementation step is as follows:
(1) set the controling parameters of solenoid valve group, described controling parameters comprise solenoid valve sequential control mode, solenoid valve feedback controling mode, the initial value of electromagnetic valve work time and stop value, solenoid valve opening pressure value and closing presure value, cycling time section initial value and stop value, cycle index; Solenoid valve sequential control mode comprises automatic and manual, and solenoid valve feedback controling mode comprises automatically with manual;
(2) send startup command to solenoid valve group, the moment sending startup command is start timer zero point, and described cycle index value is set to 1, and the clocking value of timer, as the time reference to the sequential control of solenoid valve group, performs step (3) afterwards;
(3) successively condition adjudgement carried out to each solenoid valve in solenoid valve group thus determine the open and-shut mode that each solenoid valve is current, condition adjudgement is carried out to each solenoid valve and comprises time judgement and pressure judgement, and advanced line time carrying out pressure judgement after judging;
Be specially:
(3.1) time judgement is carried out: when solenoid valve sequential control mode is manual, maintain solenoid valve current state, directly enter step (3.2) and pressure judgement is carried out to this solenoid valve, when solenoid valve sequential control mode is automatic, then judge between the electromagnetic valve work time initial value whether timer periods value is in setting in step (1) and stop value, if satisfy condition, determine that current electromagnetic valve state is for opening, then enter step (3.2) to continue to carry out pressure judgement to this solenoid valve, otherwise determine that current electromagnetic valve state is for closing, proceed other solenoid valve condition adjudgement,
(3.2) pressure judgement is carried out: when solenoid valve feedback controling mode is manual, maintain solenoid valve current state, then proceed the judgement of other solenoid valve states, when solenoid valve feedback controling mode is automatic, then judge according to following principle: if pressure feedback value is greater than the closed electromagnetic valve force value of setting in step (1), then determine that current electromagnetic valve state is for closing; If pressure feedback value is less than the solenoid valve opening pressure value of setting, then determine that current electromagnetic valve state is for opening, and then maintains solenoid valve current state, proceeds other solenoid valve condition adjudgement in all the other situations.
(4) if all solenoid valve condition adjudgement complete all in solenoid valve group, then step (5) is performed;
(5) solenoid valves being in opening all in solenoid valve group are powered on, to solenoid valve power-off being in closure state all in solenoid valve group;
(6) judge whether cycle index has reached the cycle index of setting, if do not reach default cycle index, then perform step (7) and carry out judgement cycling time, if reach cycle index, then perform step (8);
(7) judge whether timer periods value is more than or equal to stop value cycling time of setting in step (1), if do not satisfy condition, then directly performs step (8); If satisfy condition, then timer periods value is set to initial value cycling time of setting, and cycle index value is added 1, then perform step (8);
(8) whether according to send to cease and desist order to solenoid valve group and to control solenoid valve group, cease and desist order if do not send, then redirect performs step (3); Cease and desist order if send, timer periods value is set to 0, and cycle index value is set to 1.
Embodiment:
Assuming that ground system test comprises a boost electromagnetic valve, an exhaust solenoid valve and a simulation tank, boost electromagnetic valve controls the passage that gas medium enters simulation tank, exhaust solenoid valve controls the passage that gas medium discharges simulation tank, when entering the gas medium of simulation tank more than when discharging the gas medium of simulating tank, simulation tank pressure raises.
(1) boost electromagnetic valve controling parameters is set: boost electromagnetic valve sequential control mode is as automatic, initial value and the stop value of boost electromagnetic valve working time are respectively 0s and 10s, boost electromagnetic valve feedback controling mode is automatic, boost electromagnetic valve opening pressure value is 0.5MPa, and boost electromagnetic valve closing presure value is 0.6MPa;
Set exhaust solenoid valve controling parameters: exhaust solenoid valve sequential control mode is as automatic, and initial value and the stop value of exhaust solenoid valve working time are respectively 1s and 15s, and exhaust solenoid valve feedback controling mode is manual;
Initial value and the stop value of setting section cycling time are respectively 0s and 15s, and cycle index is 3 times;
(2) send startup command to solenoid valve group, the moment sending startup command is start timer zero point, and cycle index value is set to 1;
(3) supposition 0.5s moment after startup command sends carries out condition adjudgement to solenoid valve group, and supposes that this moment pressure feedback value is 0.3MPa;
First condition adjudgement is carried out to boost electromagnetic valve, boost electromagnetic valve sequential control mode is automatic, then judge between boost electromagnetic valve working time initial value (0s) whether timer periods value (0.5s) is in setting in step (1) and stop value (10s), satisfy condition, then continue to carry out pressure judgement to boost electromagnetic valve, boost electromagnetic valve feedback controling mode is automatic, be less than the solenoid valve opening pressure value (0.5MPa) of setting according to pressure feedback value (0.3MPa), then determine that boost electromagnetic valve current state is for opening.
Then condition adjudgement is carried out to exhaust solenoid valve, exhaust solenoid valve sequential control mode is automatic, then judge between exhaust solenoid valve working time initial value (1s) whether timer periods value (0.5s) is in setting in step (1) and stop value (15s), do not satisfy condition, then determine that exhaust solenoid valve current state is for closing.
(4) condition adjudgement of boost electromagnetic valve and exhaust solenoid valve completes all, then perform step (5);
(5) according to boost electromagnetic valve current state for open, boost electromagnetic valve is powered on; According to exhaust solenoid valve current state for closing, to exhaust solenoid valve power-off;
(6) judge whether current cycle time value (1 time) reaches the cycle index value (3 times) of setting, does not satisfy condition, then performs step (7);
(7) judge whether timer periods value (0.5s) is more than or equal to stop value cycling time (15s) of setting in step (1), does not satisfy condition, then directly performs step (8);
(8) do not have transmission to cease and desist order, then redirect performs step (3).
In like manner known, within the time period of 0s to 10s, if simulation tank feedback pressure is more than or equal to 0.6MPa, then boost electromagnetic valve is closed condition, if simulation tank feedback pressure is less than 0.5MPa, then boost electromagnetic valve is opening, all the other time periods, boost electromagnetic valve is closed condition; Within the time period of 1s to 15s, exhaust solenoid valve is always opening, all the other time periods, and exhaust solenoid valve is closed condition; Time period from 0s to 15s, by repetitive cycling 3 times, circulate after 3 times, timer continues timing, and boost electromagnetic valve and exhaust solenoid valve all keep closed condition, and cease and desist order until send, timer duration is set to 0, and cycle index value is set to 1.
Current pressurizing transmission system ground experiment platform applies the inventive method, show through test, after applying the inventive method, meet the functional requirement of solenoid valve group sequential control when carrying out system-level test, pressure feedback control, cycle control simultaneously, substantially increase applicability and the dirigibility of test platform control system.
The content be not described in detail in instructions of the present invention belongs to the known technology of professional and technical personnel in the field.
Claims (2)
1. a multi function parameter solenoid valve group control method, is characterized in that step is as follows:
(1) set the controling parameters of solenoid valve group, described controling parameters comprise solenoid valve sequential control mode, solenoid valve feedback controling mode, the initial value of electromagnetic valve work time and stop value, solenoid valve opening pressure value and closing presure value, cycling time section initial value and stop value, cycle index; Solenoid valve sequential control mode comprises automatic and manual, and solenoid valve feedback controling mode comprises automatically with manual;
(2) startup command is sent to solenoid valve group, to send the moment of startup command for zero point, start timer, and described cycle index value is set to 1, the clocking value of timer, as the time reference to the sequential control of solenoid valve group, performs step (3) afterwards;
(3) successively condition adjudgement carried out to each solenoid valve in solenoid valve group thus determine the open and-shut mode that each solenoid valve is current, condition adjudgement is carried out to each solenoid valve and comprises time judgement and pressure judgement, and advanced line time carries out pressure judgement after judging;
(4) if all solenoid valve condition adjudgement complete all in solenoid valve group, then step (5) is performed;
(5) solenoid valves being in opening all in solenoid valve group are powered on, to solenoid valve power-off being in closure state all in solenoid valve group;
(6) judge whether cycle index has reached the cycle index of setting, if do not reach default cycle index, then perform step (7) and carry out judgement cycling time, if reach cycle index, then perform step (8);
(7) judge whether timer periods value is more than or equal to stop value cycling time of setting in step (1), if do not satisfy condition, then directly performs step (8); If satisfy condition, then timer periods value is set to initial value cycling time of setting, and cycle index value is added 1, then perform step (8);
(8) whether according to send to cease and desist order to solenoid valve group and to control solenoid valve group, cease and desist order if do not send, then redirect performs step (3); Cease and desist order if send, timer periods value is set to 0, and cycle index value is set to 1.
2. a kind of multi function parameter solenoid valve group control method according to claim 1, is characterized in that: carry out condition adjudgement to each solenoid valve in solenoid valve group successively in described step (3) thus determine that the current open and-shut mode of each solenoid valve is specially:
(2.1) time judgement is carried out: when solenoid valve sequential control mode is manual, maintain solenoid valve current state, directly enter step (2.2) and pressure judgement is carried out to this solenoid valve, when solenoid valve sequential control mode is automatic, then judge between the electromagnetic valve work time initial value whether timer periods value is in setting in step (1) and stop value, if satisfy condition, determine that current electromagnetic valve state is for opening, then enter step (2.2) to continue to carry out pressure judgement to this solenoid valve, otherwise determine that current electromagnetic valve state is for closing, proceed other solenoid valve condition adjudgement,
(2.2) pressure judgement is carried out: when solenoid valve feedback controling mode is manual, maintain solenoid valve current state, then proceed the judgement of other solenoid valve states, when solenoid valve feedback controling mode is automatic, then judge according to following principle: if pressure feedback value is greater than the closed electromagnetic valve force value of setting in step (1), then determine that current electromagnetic valve state is for closing; If pressure feedback value is less than the solenoid valve opening pressure value of setting, then determine that current electromagnetic valve state is for opening, and then maintains solenoid valve current state, proceeds other solenoid valve condition adjudgement in all the other situations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310556826.1A CN103676709B (en) | 2013-11-11 | 2013-11-11 | A kind of multi function parameter solenoid valve group control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310556826.1A CN103676709B (en) | 2013-11-11 | 2013-11-11 | A kind of multi function parameter solenoid valve group control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103676709A CN103676709A (en) | 2014-03-26 |
| CN103676709B true CN103676709B (en) | 2016-01-13 |
Family
ID=50314616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310556826.1A Active CN103676709B (en) | 2013-11-11 | 2013-11-11 | A kind of multi function parameter solenoid valve group control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103676709B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101706368A (en) * | 2009-11-04 | 2010-05-12 | 北京航空航天大学 | Multifunction test control desk design of high-saturation vapour pressure liquid at room temperature |
| CN102736541A (en) * | 2012-06-19 | 2012-10-17 | 北京航空航天大学 | Device for acquiring rocket-borne data of solid-liquid power sounding rocket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10261022A1 (en) * | 2002-12-24 | 2004-07-08 | Robert Bosch Gmbh | Method and control device for actuating solenoid valves associated with gas exchange valves |
-
2013
- 2013-11-11 CN CN201310556826.1A patent/CN103676709B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101706368A (en) * | 2009-11-04 | 2010-05-12 | 北京航空航天大学 | Multifunction test control desk design of high-saturation vapour pressure liquid at room temperature |
| CN102736541A (en) * | 2012-06-19 | 2012-10-17 | 北京航空航天大学 | Device for acquiring rocket-borne data of solid-liquid power sounding rocket |
Non-Patent Citations (4)
| Title |
|---|
| 新一代运载火箭增压技术研究;范瑞祥等;《火箭推进》;20120430;第38卷(第4期);第9-16页 * |
| 氢氧发动机试验台自动增压控制系统;刘瑞敏;《中国学位论文全文数据库》;20130426;第1-57页 * |
| 液体火箭冷氦增压系统低温试验研究;张志广等;《低温工程》;20130228(第2期);第60-63页 * |
| 液体火箭气瓶贮气增压系统仿真分析及试验研究;周一磊;《中国学位论文全文数据库》;20130320;第1-44页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103676709A (en) | 2014-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105321585A (en) | Semi-physical simulation system used for debugging nuclear power unit control system and method | |
| CN103676709B (en) | A kind of multi function parameter solenoid valve group control method | |
| CN203640978U (en) | Engine power-assisted steering pump loading system | |
| CN103543739B (en) | A kind of for verifying analogue system and the method for engine idle on off control | |
| CN109717059A (en) | A kind of automatic irrigation system and method | |
| CN103954844B (en) | Online detection method of inductance parameters of suspension electromagnet of middle and low speed magnetic-levitation train | |
| CN103233494B (en) | A kind of energy-saving control system, excavator and method | |
| CN202887004U (en) | Automatic control system for water conservancy gates | |
| CN108189208A (en) | A kind of prefabricated case beam automatic spray curing means | |
| CN102116699A (en) | Temperature control method for leakage detection and autoinflation process of satellite storage tank (air bottle) | |
| CN104196652A (en) | EGR system and cooled EGR inlet temperature control method and control device | |
| CN105387345A (en) | Automatic changing cabinet for quantitative-type gas | |
| CN202795033U (en) | Centralized control system used for concrete anti-permeability instruments | |
| CN201581999U (en) | Backward spraying control module of ECU (electronic control unit) of common rail diesel engine | |
| CN203052205U (en) | Pressure air distributing device of gas standard material configuration system | |
| WO2002079974A3 (en) | Method and device for automatically generating simulation programs | |
| CN202248088U (en) | Intelligent water supply system | |
| CN109058574A (en) | The control method of low-power consumption electromagnetic valve with location status monitoring | |
| CN104542198B (en) | Photovoltaic automatic control method | |
| CN106742050B (en) | power supply conversion logic circuit and implementation method thereof | |
| CN216486119U (en) | Debugging platform for chemical process | |
| CN103573417B (en) | A kind of PLC controlling method of aeroengine oil sealing/unpacking | |
| CN103994493A (en) | Solar water supply system and application method thereof | |
| CN204478004U (en) | Gas power station two drags a unit Auxiliary Steam | |
| CN202719236U (en) | Household time-sharing control automatic water-break device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |