CN105572580A - Method and system for testing solenoid valve response characteristics - Google Patents

Method and system for testing solenoid valve response characteristics Download PDF

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Publication number
CN105572580A
CN105572580A CN201610107947.1A CN201610107947A CN105572580A CN 105572580 A CN105572580 A CN 105572580A CN 201610107947 A CN201610107947 A CN 201610107947A CN 105572580 A CN105572580 A CN 105572580A
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CN
China
Prior art keywords
solenoid valve
data
host computer
test
measured
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CN201610107947.1A
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Chinese (zh)
Inventor
李建华
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浪潮软件集团有限公司
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Application filed by 浪潮软件集团有限公司 filed Critical 浪潮软件集团有限公司
Priority to CN201610107947.1A priority Critical patent/CN105572580A/en
Publication of CN105572580A publication Critical patent/CN105572580A/en

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327Testing of circuit interrupters, switches or circuit-breakers

Abstract

The invention discloses a method and a system for testing solenoid valve response characteristics. The system comprises a to-be-tested solenoid valve, a data acquisition device and an upper computer, wherein the to-be-tested solenoid valve is connected with the upper computer via the data acquisition device. After an acquisition instruction sent by the upper computer is received, tested data of the to-be-tested solenoid valve are acquired, the acquired tested data are sent to the upper computer, the upper computer processes the tested data acquired by the data acquisition device, and a testing result is outputted according to the processing result. Thus, testing on the solenoid valve response characteristics can be realized.

Description

A kind of method and system of solenoid valve response characteristic test
Technical field
The present invention relates to solenoid valve market, in particular to a kind of method and system of solenoid valve response characteristic test.
Background technology
Solenoid valve is widely used in the field such as Aeronautics and Astronautics, boats and ships, therefore requires very strict to the response characteristic of solenoid valve.For designing the solenoid valve meeting response characteristic and require, but, by improving the response characteristic of solenoid valve in the design phase by technical methods such as theoretical analysis, experience and Computer Simulations, but can only cannot know the response characteristic whether this solenoid valve satisfies the demand now.
For above-mentioned problem, at present effective solution is not yet proposed.
Summary of the invention
Embodiments provide the method and system of a kind of solenoid valve response characteristic test, to realize the test to solenoid valve response characteristic.
According to an aspect of the embodiment of the present invention, provide the system of a kind of solenoid valve response characteristic test, comprising: solenoid valve to be measured, data collector and host computer; Wherein, described solenoid valve to be measured is connected with described host computer by described data collector, after the described acquisition instructions receiving the transmission of described host computer, gather the test data of described solenoid valve to be measured, and the test data of collection is sent to described host computer, described host computer processes the test data that described data collector gathers, and outputs test result according to result.
According to the another aspect of the embodiment of the present invention, additionally provide the method for a kind of solenoid valve response characteristic test, be applied to data collector, described data collector is connected with solenoid valve to be measured, receives the acquisition instructions that host computer sends; The test data of solenoid valve to be measured is gathered according to described acquisition instructions; And described test data is sent to described host computer, so that described host computer processes the test data that described data collector gathers, and output test result according to result.
According to the another aspect of the embodiment of the present invention, additionally provide the method for a kind of solenoid valve response characteristic test, be applied to host computer, send acquisition instructions, so that described data collector gathers the test data of solenoid valve to be measured according to described acquisition instructions to data collector; Wherein, described data collector is connected with solenoid valve to be measured; Receive the test data that described data collector sends; The test data that described data collector gathers is processed, and outputs test result according to result.
In embodiments of the present invention, the system and method providing a kind of solenoid valve response characteristic to test, comprising: solenoid valve to be measured, data collector and host computer; Wherein, this solenoid valve to be measured is connected with this host computer by this data collector, should after the acquisition instructions receiving the transmission of this host computer, gather the test data of this solenoid valve to be measured, and the test data of collection is sent to this host computer, this host computer processes the test data that this data collector gathers, and output test result according to result, like this, the test data of solenoid valve to be measured is gathered by data collector, and outputed test result by host computer, thus achieve the test to solenoid valve response characteristic.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of optional solenoid valve response characteristic test macro according to the embodiment of the present invention;
Fig. 2 is the circuit diagram of a kind of optional data collector according to the embodiment of the present invention;
Fig. 3 is the structural representation according to the another kind of the embodiment of the present invention optional solenoid valve response characteristic test macro;
Fig. 4 is the schematic flow sheet of a kind of optional solenoid valve response characteristic method of testing according to the embodiment of the present invention;
Fig. 5 is the schematic flow sheet of a kind of optional solenoid valve response characteristic method of testing according to the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, term " first ", " second " etc. in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
According to the embodiment of the present invention, provide the system embodiment of a kind of solenoid valve response characteristic test, it should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the process flow diagram of accompanying drawing, and, although show logical order in flow charts, in some cases, can be different from the step shown or described by order execution herein.
Fig. 1 is the system of a kind of solenoid valve response characteristic test according to the embodiment of the present invention, and as shown in Figure 1, this system comprises: solenoid valve 10 to be measured, data collector 11 and host computer 12; Wherein, this solenoid valve to be measured is connected with this host computer 12 by this data collector 11, after the acquisition instructions receiving the transmission of this host computer 12, gather the test data of this solenoid valve 10 to be measured, and the test data of collection is sent to this host computer 12, this host computer 12 processes the test data that this data collector 11 gathers, and outputs test result according to result.
Alternatively, as shown in Figure 2, this data collector 11 comprises: relay 1101, sampling resistor 1102, bleeder resistance 1103 and diode 1104 of releasing, and wherein, sampling resistor 1102 is connected in the wire loop at this solenoid valve 10 place to be measured; This bleeder resistance 1103 is in parallel with this sampling resistor 1102 and this solenoid valve 10 to be measured with this diode 1104 of releasing, composition bleed-off circuit.
Alternatively, as shown in Figure 3, this system also comprises the isolated amplifier 13 be connected with this data collector 11, and the data collecting card 14 be connected with this isolated amplifier 13,
This host computer sends for controlling the first steering order that this relay is opened to this relay, this relay is when receiving this first steering order, switch to open mode, this solenoid valves to be measured, sampling resistor produces the first voltage, the first voltage that this sampling resistor produces by this isolated amplifier by the first analog signal transmission to the simulating signal input port of this data collecting card; First simulating signal of this data collecting card to input is carried out analog to digital conversion and is obtained the first digital signal, then by USB (UniversalSerialBus, USB (universal serial bus)) port, this first digital signal is delivered to this host computer;
This host computer receives this digital signal, and after reaching Preset Time, the second steering order disconnected for controlling this relay is sent to this relay, this relay is when receiving this second steering order, switch to off-state, this solenoid valve power-off to be measured, this bleed-off circuit generation current, this sampling resistor produces the second voltage, the second voltage that this sampling resistor produces by this isolated amplifier by the second analog signal transmission to the simulating signal input port of this data collecting card; Second simulating signal of this data collecting card to input is carried out analog to digital conversion and is obtained the second digital signal, then by general-purpose serial bus USB port, this second digital signal is delivered to this host computer.
Particularly, by solenoid valve access data harvester to be measured, external adjustable power of direct current is data collector and solenoid valve; Connection data capture card.The input end of analog signal of data collecting card is connected the output signal of isolated amplifier, the digital signal output end of data collecting card connects the control end of relay, and the USB port of data collecting card is connected with the USB port of host computer, start host computer, start data acquisition, host computer exports high level by the digital signal output end of data collecting card, and pilot relay is opened, thus gives solenoid valves, after solenoid valves, generation current in electromagnetic valve coil and sampling resistor, sampling resistor there is electric current pass through, there is the first voltage at its two ends, isolated amplifier by first voltage transmission at sampling resistor two ends to the input end of analog signal mouth of data collecting card, first simulating signal of input is carried out mould digital conversion and is obtained the first digital signal by this data collecting card, then by USB port by this first digital data transmission to host computer, host computer in real time from the first digital signal of the voltage the sampling resistor that USB port image data capture card collects, and is cached, after host computer continuous collecting a period of time data, by the digital signal output end output low level of data collecting card, pilot relay cuts out, thus give solenoid valve power-off, after solenoid valve power-off, because the coil in solenoid valve is equivalent to an inductance element, have and hinder electric current downward trend, the very strong induction electromotive force identical with primary current direction will be produced in electromagnetic valve coil, this induction electromotive force produces very large magnitude of voltage of surging, and by bleed-off circuit generation current, and then on sampling resistor, form the second voltage, isolated amplifier by second voltage transmission at sampling resistor two ends to the input end of analog signal mouth of data collecting card, second simulating signal of input is carried out analog to digital conversion and is obtained the second digital signal by data collecting card, then by USB port by this second digital data transmission to host computer.
Alternatively, this host computer, after receiving this first digital signal and the second digital signal, generates test result according to this first digital signal and this second digital signal, and exports this test result.
Particularly, upper computer software in real time from the digital signal of the voltage the sampling resistor that USB port image data capture card collects, and is cached; Host computer carries out digital filtering to the first digital signal and the second digital signal, and m-current/voltage characteristic curve when then drawing, shows to graphically on window; Host computer carries out automatic interpretation to the first digital signal collected and the second digital signal, select the extreme point of each action phase of solenoid valve, window demonstrates pickup time, operating current, release time, release current, steady-state current, operating current and steady-state current ratio, release current and the parameters such as steady-state current ratio; Host computer generates testing journal sheet, test result is printed by printer.
Adopt above-described embodiment, gathered the test data of solenoid valve to be measured by data collector, and outputed test result by host computer, thus achieve the test to solenoid valve response characteristic.
Fig. 4 is the method for the solenoid valve response characteristic test of system based on the test of above-mentioned solenoid valve response characteristic, and be applied to data collector, as shown in Figure 4, the method comprises:
The acquisition instructions that S401, reception host computer send.
Alternatively, this data collector comprises: relay, sampling resistor, bleeder resistance and diode of releasing, and wherein, sampling resistor is connected in the wire loop at this solenoid valve place to be measured; This bleeder resistance is in parallel with this sampling resistor and this solenoid valve to be measured with this diode of releasing, composition bleed-off circuit.
S402, gather the test data of solenoid valve to be measured according to this acquisition instructions.
In this step, receive this host computer send for controlling the first steering order that this relay is opened, this relay is switched to open mode, and gather the first voltage that this sampling resistor produces, and by isolated amplifier, this first voltage is passed through the simulating signal input port of the first analog signal transmission to this data collecting card, and carry out analog to digital conversion obtain the first digital signal by first simulating signal of this data collecting card to input, and by USB port, this first digital signal is delivered to this host computer; Receive this host computer send for controlling the second steering order that this relay is opened, this relay is switched to off-state, and gather the second voltage that this sampling resistor produces, and by isolated amplifier, this second voltage is passed through the simulating signal input port of the second analog signal transmission to this data collecting card, and carry out analog to digital conversion obtain the second digital signal by second simulating signal of this data collecting card to input, and by USB port, this second digital signal is delivered to this host computer.
S403, this test data is sent to this host computer, so that this host computer processes the test data that this data collector gathers, and outputs test result according to result.
Adopt said method, gathered the test data of solenoid valve to be measured by data collector, and outputed test result by host computer, thus achieve the test to solenoid valve response characteristic.
Fig. 5 is the method for the solenoid valve response characteristic test of system based on the test of above-mentioned solenoid valve response characteristic, and be applied to host computer, as shown in Figure 5, the method comprises:
S501, to data collector send acquisition instructions so that this data collector gathers the test data of solenoid valve to be measured according to this acquisition instructions.
Wherein, this data collector is connected with solenoid valve to be measured.
S502, receive this data collector send test data.
S503, the test data that this data collector gathers to be processed, and output test result according to result.
In this step, the digital signal obtaining correspondence is processed to the test data that this data collector gathers, and generates test result according to this digital signal, and export this test result.
Particularly, upper computer software in real time from the digital signal of the voltage the sampling resistor that USB port image data capture card collects, and is cached; Host computer carries out digital filtering to the first digital signal and the second digital signal, and m-current/voltage characteristic curve when then drawing, shows to graphically on window; Host computer carries out automatic interpretation to the first digital signal collected and the second digital signal, select the extreme point of each action phase of solenoid valve, window demonstrates pickup time, operating current, release time, release current, steady-state current, operating current and steady-state current ratio, release current and the parameters such as steady-state current ratio; Host computer generates testing journal sheet, test result is printed by printer.
Adopt said method, gathered the test data of solenoid valve to be measured by data collector, and outputed test result by host computer, thus achieve the test to solenoid valve response characteristic.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
In the above embodiment of the present invention, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (8)

1. a system for solenoid valve response characteristic test, is characterized in that, comprising:
Solenoid valve to be measured, data collector and host computer; Wherein, described solenoid valve to be measured is connected with described host computer by described data collector, after the acquisition instructions receiving the transmission of described host computer, gather the test data of described solenoid valve to be measured, and the test data of collection is sent to described host computer, described host computer processes the test data that described data collector gathers, and outputs test result according to result.
2. system according to claim 1, is characterized in that, described data collector comprises: relay, sampling resistor, bleeder resistance and diode of releasing, and wherein, sampling resistor is connected in the wire loop at described solenoid valve place to be measured; Described bleeder resistance and described diode of releasing in parallel with described sampling resistor and described solenoid valve to be measured, composition bleed-off circuit.
3. system according to claim 2, is characterized in that, described system also comprises the isolated amplifier be connected with described data collector, and the data collecting card be connected with described isolated amplifier,
Described host computer sends for controlling the first steering order that described relay is opened to described relay, described relay is when receiving described first steering order, switch to open mode, described solenoid valves to be measured, sampling resistor produces the first voltage, the first voltage that described sampling resistor produces by described isolated amplifier by the first analog signal transmission to the simulating signal input port of described data collecting card; First simulating signal of described data collecting card to input is carried out analog to digital conversion and is obtained the first digital signal, then by general-purpose serial bus USB port, described first digital signal is delivered to described host computer;
Described host computer receives described digital signal, and after reaching Preset Time, the second steering order disconnected for controlling described relay is sent to described relay, described relay is when receiving described second steering order, switch to off-state, described solenoid valve power-off to be measured, described bleed-off circuit generation current, described sampling resistor produces the second voltage, the second voltage that described sampling resistor produces by described isolated amplifier by the second analog signal transmission to the simulating signal input port of described data collecting card; Second simulating signal of described data collecting card to input is carried out analog to digital conversion and is obtained the second digital signal, then by general-purpose serial bus USB port, described second digital signal is delivered to described host computer.
4. the system according to any one of claims 1 to 3, it is characterized in that, described host computer, after receiving described first digital signal and the second digital signal, generates test result according to described first digital signal and described second digital signal, and exports described test result.
5. a method for solenoid valve response characteristic test, it is characterized in that, be applied to data collector, described data collector is connected with solenoid valve to be measured, and described method comprises:
Receive the acquisition instructions that host computer sends;
The test data of solenoid valve to be measured is gathered according to described acquisition instructions;
And described test data is sent to described host computer, so that described host computer processes the test data that described data collector gathers, and output test result according to result.
6. method according to claim 5, is characterized in that, described data collector comprises: relay, sampling resistor, bleeder resistance and diode of releasing, and wherein, sampling resistor is connected in the wire loop at described solenoid valve place to be measured; Described bleeder resistance and described diode of releasing in parallel with described sampling resistor and described solenoid valve to be measured, composition bleed-off circuit;
The described test data gathering solenoid valve to be measured according to described acquisition instructions comprises:
Receive described host computer send for controlling the first steering order that described relay is opened, described relay is switched to open mode, and gather the first voltage that described sampling resistor produces, and by isolated amplifier, described first voltage is passed through the simulating signal input port of the first analog signal transmission to described data collecting card, and carry out analog to digital conversion obtain the first digital signal by first simulating signal of described data collecting card to input, and by USB port, described first digital signal is delivered to described host computer;
Receive described host computer send for controlling the second steering order that described relay is opened, described relay is switched to off-state, and gather the second voltage that described sampling resistor produces, and by isolated amplifier, described second voltage is passed through the simulating signal input port of the second analog signal transmission to described data collecting card, and carry out analog to digital conversion obtain the second digital signal by second simulating signal of described data collecting card to input, and by USB port, described second digital signal is delivered to described host computer.
7. a method for solenoid valve response characteristic test, is characterized in that, be applied to host computer, comprising:
Acquisition instructions is sent, so that described data collector gathers the test data of solenoid valve to be measured according to described acquisition instructions to data collector; Wherein, described data collector is connected with solenoid valve to be measured;
Receive the test data that described data collector sends;
The test data that described data collector gathers is processed, and outputs test result according to result.
8. method according to claim 7, is characterized in that, describedly processes the test data that described data collector gathers, and outputs test result according to result and comprise:
The digital signal obtaining correspondence is processed to the test data that described data collector gathers, and generates test result according to described digital signal, and export described test result.
CN201610107947.1A 2016-02-26 2016-02-26 Method and system for testing solenoid valve response characteristics CN105572580A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101609120A (en) * 2009-07-14 2009-12-23 武汉科技大学 A kind of intelligent power that is used to detect solenoid valve
CN102033199A (en) * 2010-12-20 2011-04-27 常熟理工学院 System for testing dynamic parameter of high-speed electromagnetic valve for knitting machine
CN201955448U (en) * 2010-12-20 2011-08-31 常熟理工学院 Dynamic parameter test system of high speed solenoid valve for knitting machine
CN204515085U (en) * 2015-02-03 2015-07-29 中国航天空气动力技术研究院 The desk-top testing apparatus of magnetic valve performance parameter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101609120A (en) * 2009-07-14 2009-12-23 武汉科技大学 A kind of intelligent power that is used to detect solenoid valve
CN102033199A (en) * 2010-12-20 2011-04-27 常熟理工学院 System for testing dynamic parameter of high-speed electromagnetic valve for knitting machine
CN201955448U (en) * 2010-12-20 2011-08-31 常熟理工学院 Dynamic parameter test system of high speed solenoid valve for knitting machine
CN204515085U (en) * 2015-02-03 2015-07-29 中国航天空气动力技术研究院 The desk-top testing apparatus of magnetic valve performance parameter

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Application publication date: 20160511