CN109441686A - Automatically controlled multistation polytypic injection valve device for detecting performance and detection method - Google Patents
Automatically controlled multistation polytypic injection valve device for detecting performance and detection method Download PDFInfo
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- CN109441686A CN109441686A CN201811243817.6A CN201811243817A CN109441686A CN 109441686 A CN109441686 A CN 109441686A CN 201811243817 A CN201811243817 A CN 201811243817A CN 109441686 A CN109441686 A CN 109441686A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
Abstract
A kind of automatically controlled multistation polytypic injection valve device for detecting performance, which is characterized in that including host computer, slave computer, router and assistant subsystem；The different operating conditions of different injection valves are driven to obtain the related data of injection valve performance by simulating low-speed diesel engine, by the performance parameter that valve is calculated in real time, predefined parameter and calculated result, real-time status parameter are made comparisons in real time during test loop, terminate or complete entire multi-cycle test and output report.The present invention passes through in-kind simulation mode, the test of multistation can be directly carried out to multiple types low-speed diesel engine injection valve function in laboratory environment, it is run without true diesel engine, save cost, reduce environmental pollution, reduces in diesel engine actual motion and cause failure to bring unnecessary maintenance cost since injection valve performance is not up to standard.
Description
Technical field
The present invention relates to injection valve, the fuel injection valve device for detecting performance of especially a kind of low-speed diesel engine and detection side
Method.
Background technique
Injection valve is the main component of marine low speed diesel engine fuel injection system, the function of the component be according to injection just
When requirement will be according to the fuel injection inlet casing of diesel engine condition set amount.
In diesel engine actual motion, in order to guarantee normal, the stable work of injection valve energy, it is desirable that diesel engine is driving
After solenoid valve, under the servo oil impetus of high-pressure common-rail pipe, valve rod can respond within a certain period of time；In order to guarantee to spray
The fuel of appropriate amount needs valve rod to reach displacement and the opening time of design；Start to spray fuel after reaching injection timing, if
Injection that cannot be punctual, the problems such as may cause low efficiency of combustion, deterioration of emission, serious after-burning.In diesel engine operational process,
If will lead to diesel engine fluctuation of service, injection timing using the performance crossed without test verification injection valve not up to standard
It is inaccurate with the amount of injection, and then lead to machine failure, service life decline.
The model of diesel engines at present is numerous, and most of low-speed diesel engines are all Multi-Cylinder Diesel Engines, it is therefore desirable to a kind of equipment
It is capable of the performance test of multistation polytypic progress injection valve, and is judged to spray whether valve performance reaches according to real-time data collection
Mark.
Summary of the invention
It is an object of the invention to overcome the shortcomings of the prior art, a kind of low-speed diesel engine electric controlled injection valve is provided
Energy test macro is operated without true diesel engine using simulation diesel engine actual condition, generates and be mounted on low speed bavin
Consistent diesel spray valve driving method in oil machine, the order that host computer is assigned according to user, transmission valve starting test life
It enables to valve driving and data collection system, while real-time control system drives valve and carries out parameter setting.Valve driving and data are adopted
After collecting system collects analog sensor signal, host computer is fed back to, host computer is calculated according to the data acquired in real time, and right
The data of calculating are detected, and judge whether the valve performance is up to standard, and then complete the performance detection to low-speed diesel engine injection valve.
The technical solution that the present invention solves its technical problem is as follows: establish simulation diesel spray valve drive hydraulic system principle and
The Control system simulation operation low-speed diesel engine multi-state injection valve working method of drive magnetic valve, real-time drive magnetic valve, and
Acquire injection valve status data and auxiliary system status data, according to acquisition data calculate valve performance parameter with preset
Parameter compare, repeat the above process and constitute multiple loop test, save acquisition data and output test result, realize pair
The performance detection of diesel spray valve.
The present invention provides a kind of automatically controlled multistation polytypic injection valve device for detecting performance, including host computer, slave computer,
Router and assistant subsystem；
The host computer is made of a high-performance computer, is internally provided with and a set of is controled and monitored software；For
Entire valve performance detection device is controlled, monitored and managed, test data is stored, calculates test result；
The assistant subsystem is pump control system, for providing the servo oil of setting pressure and temperature to common rail pipe；
The slave computer is driving acquisition platform, including real-time control system and valve driving and data collection system in real time
Two parts；The real-time control system is VXWORK operating system, for the setting of solenoid-driven real-time parameter and signal
Parameter output；The valve driving and data collection system are designed based on field programmable gate array (FPGA)；It is the next
Data interaction is carried out by internal exchange of data channel between machine two parts；
It is communicated by Ethernet via router between the host computer, slave computer and assistant subsystem.
Further, the hardware of the slave computer includes power supply circuit, two 24V power supplys and a set of NI CRIO (compact
Reconfigurable input and output mould group) controller, wherein NI CRIO controller includes several solenoid-driven boards, 0~20mA electricity
Flowing plate card, number I/O board.
Further, the injection valve device for detecting performance can also extend station, need to will only control in original NI CRIO
Solenoid-driven board and data collecting plate card are extended on device processed, and injection valve drive control platform is extended to the station of needs
Number.
Further, drive magnetic valve model can be different, the parameter of valve can be added and modify, including two different
Load, and driving and the letter of solenoid valve are carried out according to parameter according to the type automatic Parameters Selection of selected valve during the test
Number acquisition.
Further, the burden requirement of each drive magnetic valve can be different, which is tested according to load, and most one
It is secondary to can choose two loads and successively tested；When formally entering test, before which can be according to the pressure and valve of common rail pipe
Temperature judges whether to meet setting parameter request, decides whether to be tested with this；While drive magnetic valve, supervise in real time
Data, the state of other ancillary equipments of examining system, and calculated according to the data of real-time acquisition valve, while the data and calculating being tied
The standard value of fruit and setting compares, while requiring calculated valve performance parameter more stable, once it transfinites or performance
It is unstable to terminate immediately.
Detection the present invention also provides the automatically controlled multistation polytypic injection valve device for detecting performance to injection valve performance
Method, method includes the following steps:
1) on valve drive control platform, pipeline and route are connected；
2) start host computer；Start assistant subsystem by host computer and monitor assistant subsystem in real time, waits auxiliary
After the hydraulic oil that system is supplied to common rail pipe reaches specified pressure and temperature, start the test work of the performance detection of injection valve
Make；Host computer setting driving cycle-index and the canonical parameter for driving valve, are sent to slave computer by Ethernet；
3) real-time control system of slave computer receives PC control order, solenoid-driven real-time parameter is arranged, and will
Injection valve starting, injection valve related to cycle-index, diesel load parameter of ceasing and desisting order call parameter send to valve driving and
Data collection system；
4) valve driving and data collection system start according to above-mentioned setting parameter drives, and solenoid-driven board will be according to setting
The parameter and drive pulse signal drive magnetic valve set are acted, and record simultaneously injection valve data and cycle-index fall count
When, to compare the performance parameter consistency of acquired valve, host computer is transmitted to by real-time control system；
5) host computer monitored during test loop auxiliary servo oil heating pressurization subsystem parameter, including temperature,
The data of pressure, liquid level, valve driving and data collection system calculate the characterisitic parameter of injection valve, compare calculated result and operator
The pre-set parameter on the performance setting page of host computer injection valve, including when the response of duration of valve opening, closing valve time, valve opening
Between, close the response valve time, once discovery injection valve characteristic it is not up to standard, host computer automatically to slave computer issue stop test life
It enables, slave computer stops the driving of solenoid valve；Host computer all output report result when being completed and terminating.
The invention has the advantages that can be in reality using the automatically controlled multistation polytypic injection valve device for detecting performance
It tests in room environmental, directly the performance of different type diesel spray valve is tested, and tested spray is determined according to test result
It whether up to standard penetrates valve performance, is run without true diesel engine, while detection means is provided to injection valve, ensure that injection valve
Quality, reducing leads to diesel engine operation troubles probability because injection valve is unqualified, to save a large amount of fuel and artificial
Cost reduces the pollution to environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the automatically controlled multistation polytypic injection valve device for detecting performance of the present invention
Specific embodiment
Following further describes the present invention with reference to the drawings, but should not be limited the scope of the invention with this.
The present invention is by way of simulating Diesel Driven injection valve, and the performance of detection driving valve, providing injection valve has
The detection means of effect reduces and diesel engine fault probability occurs because injection valve performance is unqualified.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of this detection device, including host computer, slave computer, router and auxiliary
Subsystem, in which:
The host computer is made of a high-performance computer, is internally provided with and a set of is controled and monitored software；For
Entire valve performance detection device is controlled, monitored and managed, test data is stored, calculates test result；
The assistant subsystem is pump control system, for providing the servo oil of setting pressure and temperature to common rail pipe；
The slave computer is driving acquisition platform, including real-time control system and valve driving and data collection system in real time
Two parts；The real-time control system is VXWORK operating system, for the setting of solenoid-driven real-time parameter and signal
Parameter output；The valve driving and data collection system are designed based on field programmable gate array (FPGA)；It is the next
Data interaction is carried out by internal exchange of data channel between machine two parts；
It is communicated by Ethernet via router between the host computer, slave computer and assistant subsystem.
Further, the hardware of the slave computer includes power supply circuit, two 24V power supplys and a set of NI CRIO (compact
Reconfigurable input and output mould group) controller, wherein NI CRIO controller includes several solenoid-driven boards, 0~20mA electricity
Flowing plate card, number I/O board.
Further, the injection valve device for detecting performance can also extend station, need to will only control in original NI CRIO
Solenoid-driven board and data collecting plate card are extended on device processed, and injection valve drive control platform is extended to the station of needs
Number.
Further, drive magnetic valve model can be different, the parameter of valve can be added and modify, including two different
Load, and driving and the letter of solenoid valve are carried out according to parameter according to the type automatic Parameters Selection of selected valve during the test
Number acquisition.
Further, the burden requirement of each drive magnetic valve can be different, which is tested according to load, and most one
It is secondary to can choose two loads and successively tested；When formally entering test, before which can be according to the pressure and valve of common rail pipe
Temperature judges whether to meet setting parameter request, decides whether to be tested with this；While drive magnetic valve, supervise in real time
Data, the state of other ancillary equipments of examining system, and calculated according to the data of real-time acquisition valve, while the data and calculating being tied
The standard value of fruit and setting compares, while requiring calculated valve performance parameter more stable, once it transfinites or performance
It is unstable to terminate immediately.
Using the automatically controlled multistation polytypic injection valve device for detecting performance to the detection method of injection valve performance, including with
Lower step:
1) on valve drive control platform, pipeline and route are connected；
2) start host computer；Start assistant subsystem by host computer and monitor assistant subsystem in real time, waits auxiliary
After the hydraulic oil that system is supplied to common rail pipe reaches specified pressure and temperature, start the test work of the performance detection of injection valve
Make；Host computer setting driving cycle-index and the canonical parameter for driving valve, are sent to slave computer by Ethernet；
3) real-time control system of slave computer receives PC control order, solenoid-driven real-time parameter is arranged, and will
Injection valve starting, injection valve related to cycle-index, diesel load parameter of ceasing and desisting order call parameter send to valve driving and
Data collection system；
4) valve driving and data collection system start according to above-mentioned setting parameter drives, and solenoid-driven board will be according to setting
The parameter and drive pulse signal drive magnetic valve set are acted, and record simultaneously injection valve data and cycle-index fall count
When, to compare the performance parameter consistency of acquired valve, host computer is transmitted to by real-time control system；
5) host computer monitored during test loop auxiliary servo oil heating pressurization subsystem parameter, including temperature,
The data of pressure, liquid level, valve driving and data collection system calculate the characterisitic parameter of injection valve, compare calculated result and operator
The pre-set parameter on the performance setting page of host computer injection valve, including when the response of duration of valve opening, closing valve time, valve opening
Between, close the response valve time, once discovery injection valve characteristic it is not up to standard, host computer automatically to slave computer issue stop test life
It enables, slave computer stops the driving of solenoid valve；Host computer all output report result when being completed and terminating.
It is a most preferred embodiment of the invention above, can not be limited the scope of the invention with this.The present invention
Protection scope further include other transformation obvious for those skilled in the art and substitution.
Claims (6)
1. a kind of automatically controlled multistation polytypic injection valve device for detecting performance, which is characterized in that including host computer, slave computer, road
By device and assistant subsystem；
The host computer is made of a high-performance computer, is internally provided with and a set of is controled and monitored software；For to whole
A valve performance detection device is controlled, monitored and is managed, and test data is stored, and calculates test result；
The assistant subsystem is pump control system, for providing the servo oil of setting pressure and temperature to common rail pipe；
The slave computer is driving acquisition platform, including real-time control system and valve driving and data collection system two in real time
Part；The real-time control system is VXWORK operating system, for the setting of solenoid-driven real-time parameter and signal parameter
Output；The valve driving and data collection system are designed based on field programmable gate array (FPGA)；Slave computer two
Data interaction is carried out by internal exchange of data channel between part；
It is communicated by Ethernet via router between the host computer, slave computer and assistant subsystem.
2. automatically controlled multistation polytypic injection valve device for detecting performance according to claim 1, which is characterized in that described
The hardware of slave computer includes power supply circuit, two 24V power supplys and a set of NI CRIO (the reconfigurable input and output mould group of compact)
Controller, wherein NI CRIO controller includes several solenoid-driven boards, 0~20mA electric current board, number I/O board.
3. automatically controlled multistation polytypic injection valve device for detecting performance according to claim 1, which is characterized in that described
Injection valve device for detecting performance can also extend station, only need to will extend solenoid-driven on original NI CRIO controller
Board and data collecting plate card, and injection valve drive control platform is extended to the number of stations of needs.
4. automatically controlled multistation polytypic injection valve device for detecting performance according to claim 1, which is characterized in that driving electricity
Magnet valve model can be different, can add and modify the parameter of valve, including two different loads, and root during the test
According to the type automatic Parameters Selection of selected valve, the driving of solenoid valve and the acquisition of signal are carried out according to parameter.
5. automatically controlled multistation polytypic injection valve device for detecting performance according to claim 1, which is characterized in that drive every time
The burden requirement of moving electromagnetic valve can be different, which is tested according to load, at most once can choose two loads according to
It is secondary to be tested；When formally entering test, which can judge whether to meet setting according to temperature before the pressure and valve of common rail pipe
Parameter request decides whether to be tested with this；While drive magnetic valve, other ancillary equipments of real-time monitoring system
Data, state, and calculated according to the data of real-time acquisition valve, while the data and calculated result and the standard value of setting being carried out
Comparison, while requiring calculated valve performance parameter more stable, once it transfinites or performance is unstable to terminate immediately.
6. the detection using automatically controlled multistation polytypic injection valve device for detecting performance described in claim 1 to injection valve performance
Method, which is characterized in that method includes the following steps:
1) before carrying out performance detection, first need to combustion gas to be tested or fuel injection valve be mounted on injection valve drive control platform
On, connect pipeline and route；
2) start host computer；Start assistant subsystem by host computer and monitor assistant subsystem in real time, waits assistant subsystem
Be supplied to common rail pipe hydraulic oil reach specified pressure and temperature after, start the test job of the performance detection of injection valve；On
Position machine setting driving cycle-index and the canonical parameter for driving valve, are sent to slave computer by Ethernet；
3) real-time control system of slave computer receives PC control order, solenoid-driven real-time parameter is arranged, and will injection
Valve starts, the call parameter for injection valve related to cycle-index, diesel load parameter of ceasing and desisting order is sent to valve driving and data
Acquisition system；
4) valve driving and data collection system start according to above-mentioned setting parameter drives, and solenoid-driven board will be according to setting
Parameter and drive pulse signal drive magnetic valve are acted, and record the data and cycle-index countdown of injection valve simultaneously,
To compare the performance parameter consistency of acquired valve, host computer is transmitted to by real-time control system；
5) host computer monitored during test loop auxiliary servo oil heating pressurization subsystem parameter, including temperature, pressure,
The data of liquid level, valve driving and data collection system calculate the characterisitic parameter of injection valve, compare calculated result and operator upper
Pre-set parameter on the performance setting page of position machine injection valve, including duration of valve opening, closing valve time, the valve opening response time,
The response valve time is closed, once the characteristic of discovery injection valve is not up to standard, host computer is issued to slave computer automatically stops test command, under
Position machine stops the driving of solenoid valve；Host computer all output report result when being completed and terminating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811243817.6A CN109441686A (en) | 2018-10-24 | 2018-10-24 | Automatically controlled multistation polytypic injection valve device for detecting performance and detection method |
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| CN201811243817.6A CN109441686A (en) | 2018-10-24 | 2018-10-24 | Automatically controlled multistation polytypic injection valve device for detecting performance and detection method |
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| CN201811243817.6A Pending CN109441686A (en) | 2018-10-24 | 2018-10-24 | Automatically controlled multistation polytypic injection valve device for detecting performance and detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394672A (en) * | 2020-11-30 | 2021-02-23 | 中船动力研究院有限公司 | Single-set interface multifunctional electromagnetic valve driving circuit |
| CN116273692A (en) * | 2023-03-14 | 2023-06-23 | 深圳徕科技术有限公司 | Distributed high-speed injection valve combined control method, device, equipment and storage medium |
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| DE10131925A1 (en) * | 2000-07-13 | 2002-02-14 | Caterpillar Inc | Tuning fuel injector connected electro-mechanically with a fuel injection system simulator, compares and corrects selected and actual operational conditions |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394672A (en) * | 2020-11-30 | 2021-02-23 | 中船动力研究院有限公司 | Single-set interface multifunctional electromagnetic valve driving circuit |
| CN112394672B (en) * | 2020-11-30 | 2022-01-28 | 中船动力研究院有限公司 | Single-set interface multifunctional electromagnetic valve driving circuit |
| CN116273692A (en) * | 2023-03-14 | 2023-06-23 | 深圳徕科技术有限公司 | Distributed high-speed injection valve combined control method, device, equipment and storage medium |
| CN116273692B (en) * | 2023-03-14 | 2023-08-15 | 深圳徕科技术有限公司 | Distributed high-speed injection valve combined control method, device, equipment and storage medium |
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Application publication date: 20190308 |