CN106704069A - Calibration device and method for vehicle-mounted oil consumption detection device - Google Patents
Calibration device and method for vehicle-mounted oil consumption detection device Download PDFInfo
- Publication number
- CN106704069A CN106704069A CN201710000729.2A CN201710000729A CN106704069A CN 106704069 A CN106704069 A CN 106704069A CN 201710000729 A CN201710000729 A CN 201710000729A CN 106704069 A CN106704069 A CN 106704069A
- Authority
- CN
- China
- Prior art keywords
- data processing
- signal
- fuel injector
- drive module
- vehicle
- 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.)
- Granted
Links
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/0084—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume for measuring volume
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Testing Of Engines (AREA)
Abstract
The invention relates to a calibration device and method for a vehicle-mounted oil consumption detection device. The device comprises a data collecting instrument which is in signal connection with an engine electronic control unit (ECU) and is suitable for collecting oil injection control signals of an engine. The data collecting instrument is in signal connection with a data processing device. The data processing device is in signal connection with an electronic drive module. The electronic drive module is electrically connected with a pump on one side and all designed oil injection devices. An input of the pump is suitable for extracting specific liquid, and an outlet of the pump is connected with inlets of all the oil injection devices in a sealed manner. A metering device used for calculating the amounts of liquid injected by all the oil injection devices is arranged on one side of the oil injection devices. The electronic drive module is suitable for controlling the pressure of the outlet of the control pump. The electronic drive module is suitable for controlling injection actions of all the oil injection devices. According to the calibration method, the data collecting instrument is used for collecting oil injection control signals; and the data processing device drives the pump and the designated oil injection devices to work through the electronic drive module, and therefore the vehicle-mounted oil consumption detection device can be detected and calibrated without demounting the oil injection devices.
Description
Technical field
The present invention relates to a kind of vehicle-mounted oil consumption testing equipment compared with standard apparatus and calibrated method, for being set to vehicle-mounted oil consumption detection
Standby oil consumption continuous data is calibrated.
Background technology
Vehicle-mounted oil consumption testing equipment of the prior art compared with standard apparatus be usually using graduated cylinder, measuring cup or weighing instrument,
Distributive value in certain hour to engine fuel injector detected and surveyed Data Comparison with Board Oil testing equipment is started,
Calibrated so as to be carried out to oil mass detection equipment, fuel injector must be unloaded and detected by the process from engine, while experiment
Personnel are detected that experimental condition has certain limitation at the scene where engine, can not particularly realize that testing crew is remote
Journey is detected to vehicle-mounted oil consumption testing equipment, calibrated.Oil mass detection equipment on engine is usually engine electric-controlled unit
（ECU）, because the oil pressure in the fuel feed pump that is connected with each fuel injector keeps constant in the presence of pressure limiting valve, then each oil spout
The distributive value of device is only dependent upon the opening time of the magnetic valve in fuel injector, and the opening time is carried out by engine electric-controlled unit
Electric control, engine electric-controlled unit calculates distributive value according to the opening time of its each fuel injector of control, this calculating process
Needs are calibrated.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of vehicle-mounted oil consumption testing equipment compared with standard apparatus, can not tear open
Vehicle-mounted oil consumption testing equipment is detected in the case of unloading fuel injector, is calibrated.
In order to solve the above-mentioned technical problem, the present invention provides a kind of vehicle-mounted oil consumption testing equipment compared with standard apparatus, and it includes：With
Engine electric-controlled unit signal is connected and is suitable to gather the data collecting instrument of engine fuel injector control signal, data collecting instrument and number
Connected according to processing unit signal, data processing equipment is connected with electric drive module by signal, the pump of electric drive module and side
And each fuel injector specified is electrically connected, the entrance of pump is suitable to extract specific liquid, and the outlet of pump is close with the entrance of each fuel injector
Envelope connection, the side of fuel injector is provided with the metering device for calculating the amount of liquid that each fuel injector sprays, and electric drive module is suitable to control
The outlet pressure of pump processed, electric drive module is suitable to control the injection action of each fuel injector.
The data processing equipment is 2, and a data processing equipment is connected with data collecting instrument signal, another data
Processing unit is connected with electric drive module by signal, by wired or wireless network connection between 2 data processing equipments.
The data processing equipment is computer.
Data collecting instrument is communicatively coupled by diagnosing joint with engine electric-controlled unit.
The entrance of pump is tightly connected with one end of suction pipe, and the other end of suction pipe is stretched into the fuel tank of pump side, and fuel tank is built-in
The other end for having particular liquid, suction pipe submerges under liquid level.
The metering device includes collecting the container of the fluid amount that each fuel injector sprays, and container is positioned on weighing instrument.
The specific liquid is fuel oil used by detected engine.
The present invention also provides a kind of calibrated method of vehicle-mounted oil consumption testing equipment, it is characterised in that comprise the following steps：
Fuel injector control signal in the data collecting instrument collection wherein time period of a and the connection of engine electric-controlled unit signal；
B, data collecting instrument fuel injector control signal are sent to the data processing equipment being connected with its signal and are analyzed and signal
Conversion；
The signal after conversion is sent to the electric drive module being connected with its signal for c, data processing equipment；
D, electric drive module take particular liquid and to set pressure by spy according to the pumping of the conversion signal control side for receiving
Determine liquid and be sent to each fuel injector arrival end specified；
E, electric drive module control each spray according to the conversion signal for receiving, by the fuel injector control signal of data collecting instrument collection
The injection action of oily device；
The liquid measure that all fuel injectors spray is collected and calculated to f, the metering device of fuel injector side, then with engine electric-controlled unit
The distributive value calculated in same time period is contrasted and calibrated.
The data processing equipment is 2, and a data processing equipment is connected with data collecting instrument signal, another data
Processing unit is connected with electric drive module by signal, is carried out remotely by wired or wireless network between 2 data processing equipments
Communication.
The data processing equipment being connected with data collecting instrument signal sends at another data the fuel injection signal of collection to
Reason device, another data processing equipment is analyzed and signal conversion to fuel injector control signal, is then sent to electric drive
Module.
Relative to prior art, what the present invention had has the technical effect that：
（1）Data collecting instrument is sent to data processing equipment after acquiring fuel injector control signal, and data processing equipment is by electricity
Sub- drive module, pump and fuel injector reappear the course of injection of fuel injector on engine in external environment condition, and fuel injector is sprayed
Liquid measure be compared with the calculated value of engine electric-controlled unit, so as to be carried out to the oil consumption detection process of engine electric-controlled unit
It is calibrated, realize and vehicle-mounted oil consumption testing equipment is detected in the case where fuel injector is not dismantled, is calibrated.
（2）Long-range detection and calibration process is carried out using 2 data processing equipments so that detection process can be different
Ground is completed, and improves detection and calibrated efficiency.
（3）Computer has preferably compatibility and versatility, is readily available as conventional data processing equipment, compared to it
Its equipment can significantly improve the efficiency of detection.
（4）Data therein are gathered compared to the mode of cable external from the pin of ECU, using diagnosing joint 5 come straight
Connect the data read in ECU to be more convenient, reliability is higher.
（5）Pump draws particular liquid by suction pipe, makes pump away from liquid, so as to avoid causing pump because humidity is excessive
The failure such as short circuit.
（6）Existing utilization graduated cylinder equivalent has the volume of direct measurement liquid, can be made due to the bubble included in liquid
Measurement process produces error, and the weight that is drawn using weighing instrument calculates liquid volume, and its measurement is more accurate.
（7）Particular liquid more directly can be drawn all using fuel oil used by detected engine from weighing instrument
The emitted dose of fuel injector.
（8）When using 2 data processing equipments, first data processing equipment being connected with data collecting instrument signal is only
It is responsible for collection fuel injection signal, is driven afterwards to second data processing equipment；Compared to first data processing equipment collection oil spout
Signal analysis, conversion are carried out after signal, then the signal after conversion to second data processing equipment, energy is sent by network
Enough mitigate first live load of data processing equipment, make first data processing equipment more in time, more accurately collection spray
Oily signal.
Brief description of the drawings
For clear explanation innovative principle of the invention and its technical advantage compared to existing product, below by way of attached
Figure illustrates possible embodiment by the non-limiting examples of the application principle.In figure：
Fig. 1 is the calibrated apparatus structure schematic diagram of vehicle-mounted oil consumption testing equipment in embodiments of the invention 1；
Fig. 2 is the fuel injection signal waveform that engine electric-controlled unit of the invention sends；
Fig. 3 is the calibrated apparatus structure schematic diagram of vehicle-mounted oil consumption testing equipment in embodiments of the invention 2.
Specific embodiment
As shown in figures 1 and 3, each label is meant that engine electric-controlled unit in figure（ECU）1, wire 2, fuel feed pump one
3, fuel injector 1 diagnoses joint 5, data collecting instrument 6, computer 1, internet 8, fuel tank 9, computer 2 10, electric drive module
11, pump 12, fuel feed pump 2 13, suction pipe 14, fuel injector 2 15, container 16, weighing instrument 17.
Embodiment 1
As shown in figure 1, engine electric-controlled unit（ECU）1 is electrically connected and controlled by wire 2 with each fuel injector 1 on engine
Make the injection action of each fuel injector 1, each fuel injector 1 respectively with each corresponding exit seal of the fuel feed pump 1 above it
Connection, the oil pressure in fuel feed pump 1 keeps constant in the presence of pressure limiting valve.ECU is electric with the diagnosis joint 5 of side by wire
Connection, diagnosis joint 5 is electrically connected with data collecting instrument 6, and data collecting instrument 6 is electrically connected with computer 1, computer 1 and opposite side
Electric drive module 11 electrically connect, electric drive module 11 and the electrical connection of adjacent pump 12 and the operating of controlling pump 12, electronics
Drive module 11 is also electrically connected with the multiple fuel injectors 2 15 on the downside of it and controls the injection action of each fuel injector 2 15.The pump
12 entrance is tightly connected with the upper end of suction pipe 14 below, and the lower end of suction pipe 14 extend into the liquid level in the fuel tank 9 on the downside of it
Under, engine fuel oil of the fuel tank 9 built with certain volume.The outlet of pump 12 is connected with the inlet seal of fuel feed pump 2 13, supplies
Arrival end of each outlet of oil pipe 2 13 respectively with corresponding each fuel injector 2 15 is tightly connected.The fuel injector 2 15 and oil spout
Device 1 is for same model and quantity is identical.The downside of each fuel injector 2 15 is equiped with a container 16, container 16 be used to containing by
The oil that each fuel injector 2 15 sprays, container 16 is positioned on the weighing instrument 17 on the downside of it.
The course of work of the invention is that computer 1 reads ECU controls by data collecting instrument 6 and diagnosis joint 5 from ECU
The control signal waveform of the injection action of each fuel injector 1, as shown in Fig. 2 recording all controls letter in a certain section of time range t
Number waveform, computer 1 carries out signal conversion after the data of collection are processed by analysis, computer 1 is using the letter after conversion
Number the fuel oil in fuel tank 9 is evacuated in fuel feed pump 2 13 by the transfer tube 12 of electric drive module 11 and by fuel feed pump 2 13
Oil pressure is consistent with the oil pressure in fuel feed pump 1.Computer 1 is using the signal after conversion and according to the control for gathering before
Signal waveform controls the injection action of each fuel injector 2 15, after the injection process of each fuel injector 2 15 terminates, using title
Amount of fuel in the detection container 16 of weight instrument 17, the fuel injector 1 that the amount of fuel is calculated with ECU in above-mentioned time range t
Distributive value is contrasted, calibrated so as to be carried out to the distributive value calculation procedure of ECU.
The calibrated process of above-mentioned distributive value need to only be selected else multiple and former without the fuel injector detaching in primary motivation is got off
The fuel injector of the fuel injector same model on engine, therefore the detection process is convenient, fast, is particularly well-suited to having assembled
The distributive value of the whole machine of engine carries out nothing and releasably detects.
Embodiment 2
The present embodiment is relative to the difference of embodiment 1：Computer 1 carries out wired or nothing by internet 8 and computer 2 10
The network service connection of line, computer 2 10 is electrically connected with adjacent electric drive module 11, the data is activation that computer 1 will be gathered
To computer 2 10,2 10 pairs of data of computer carry out signal conversion after processing by analysis, computer 2 10 is using the letter after conversion
Number the fuel oil in fuel tank 9 is evacuated in fuel feed pump 2 13 by the transfer tube 12 of electric drive module 11 and by fuel feed pump 2 13
Oil pressure is consistent with the oil pressure in fuel feed pump 1, and computer 2 10 is using the signal after conversion and according to the control for gathering before
Signal waveform controls the injection action of each fuel injector 2 15.
Data collecting instrument 6, computer 1 are located at engine location, computer 2 10, electric drive module in the embodiment
11st, pump 12, fuel injector 2 15, container 16, weighing instrument 17 may be located at testing staff location, be adapted for the inspection of long-range oil consumption
Survey with it is calibrated, improve flexibility and the convenience of detection.
The solution of water or other known density can be stored in fuel tank 9, according to the density ratio between the solution and fuel oil,
Corresponding amount of fuel is calculated indirectly, and itself and the distributive value that ECU is calculated are carried out to contrast and calibrated.
The computer 1 and computer 2 10 belong to data processing equipment.
Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and is not to of the invention
The restriction of implementation method.For those of ordinary skill in the field, it can also be made on the basis of the above description
The change or variation of its multi-form.There is no need and unable to be exhaustive to all of implementation method.And these belong to this hair
Obvious change that bright spirit is extended out or among changing still in protection scope of the present invention.
Claims (10)
1. a kind of vehicle-mounted oil consumption testing equipment is compared with standard apparatus, it is characterised in that including：It is connected simultaneously with engine electric-controlled unit signal
It is suitable to gather the data collecting instrument of engine fuel injector control signal（6）, data collecting instrument（6）Connect with data processing equipment signal
Connect, data processing equipment and electric drive module（11）Signal is connected, electric drive module（11）With the pump of side（12）And refer to
Fixed each fuel injector electrical connection, pump（12）Entrance be suitable to extract specific liquid, pump（12）Outlet and each fuel injector enter
Mouth is tightly connected, and the side of fuel injector is provided with the metering device for calculating the amount of liquid that each fuel injector sprays, electric drive module
（11）It is suitable to controlling pump（12）Outlet pressure, electric drive module（11）It is suitable to control the injection action of each fuel injector.
2. vehicle-mounted oil consumption testing equipment according to claim 1 is compared with standard apparatus, it is characterised in that：The data processing equipment
It is 2, a data processing equipment and data collecting instrument（6）Signal connection, another data processing equipment and electric drive mould
Block（11）Signal is connected, by wired or wireless network connection between 2 data processing equipments.
3. according to one of claim 1-2 described vehicle-mounted oil consumption testing equipment compared with standard apparatus, it is characterised in that：At the data
Reason device is computer.
4. vehicle-mounted oil consumption testing equipment according to claim 3 is compared with standard apparatus, it is characterised in that：Data collecting instrument（6）It is logical
Cross diagnosis joint（5）It is communicatively coupled with engine electric-controlled unit.
5. vehicle-mounted oil consumption testing equipment according to claim 4 is compared with standard apparatus, it is characterised in that：Pump（12）Entrance with inhale
Pipe（14）One end be tightly connected, suction pipe（14）The other end stretch into pump（12）The fuel tank of side（9）It is interior, fuel tank（9）Built with
Particular liquid, the other end of suction pipe submerges under liquid level.
6. vehicle-mounted oil consumption testing equipment according to claim 5 is compared with standard apparatus, it is characterised in that：The metering device includes
Collect the container of the fluid amount that each fuel injector sprays（16）, container（16）It is positioned over weighing instrument（17）On.
7. vehicle-mounted oil consumption testing equipment according to claim 6 is compared with standard apparatus, it is characterised in that：The specific liquid is
Fuel oil used by the engine for being detected.
8. a kind of calibrated method of vehicle-mounted oil consumption testing equipment, it is characterised in that comprise the following steps：
A and the data collecting instrument of engine electric-controlled unit signal connection（6）Injection Control letter in a collection wherein time period
Number；
B, data collecting instrument（6）Fuel injector control signal is sent to the data processing equipment being connected with its signal to be analyzed and believe
Number conversion；
The signal after conversion is sent to the electric drive module being connected with its signal for c, data processing equipment（11）；
D, electric drive module（11）The pump of side is controlled according to the conversion signal for receiving（12）Extract particular liquid and to set
Particular liquid is sent to pressure each fuel injector arrival end specified；
E, electric drive module（11）According to the conversion signal for receiving, by data collecting instrument（6）The fuel injector control signal of collection comes
Control the injection action of each fuel injector；
The liquid measure that all fuel injectors spray is collected and calculated to f, the metering device of fuel injector side, then with engine electric-controlled unit
The distributive value calculated in same time period is contrasted and calibrated.
9. vehicle-mounted oil consumption detection method according to claim 8, it is characterised in that：The data processing equipment is 2, one
Individual data processing equipment and data collecting instrument（6）Signal connection, another data processing equipment and electric drive module（11）Letter
Number connection, telecommunication is carried out by wired or wireless network between 2 data processing equipments.
10. vehicle-mounted oil consumption detection method according to claim 9, it is characterised in that：With data collecting instrument（6）Signal is connected
Data processing equipment send the fuel injection signal of collection to another data processing equipment, another data processing equipment to spray
Oily control signal is analyzed and signal conversion, is then sent to electric drive module（11）.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710000729.2A CN106704069B (en) | 2017-01-03 | 2017-01-03 | Vehicle-mounted oil consumption detection equipment calibration device and calibration method |
| CN202210740601.0A CN115288903B (en) | 2017-01-03 | 2017-01-03 | Working method of vehicle-mounted oil consumption detection equipment calibration device |
| CN202210735350.7A CN115030848B (en) | 2017-01-03 | 2017-01-03 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710000729.2A CN106704069B (en) | 2017-01-03 | 2017-01-03 | Vehicle-mounted oil consumption detection equipment calibration device and calibration method |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210735350.7A Division CN115030848B (en) | 2017-01-03 | 2017-01-03 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
| CN202210740601.0A Division CN115288903B (en) | 2017-01-03 | 2017-01-03 | Working method of vehicle-mounted oil consumption detection equipment calibration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106704069A true CN106704069A (en) | 2017-05-24 |
| CN106704069B CN106704069B (en) | 2022-07-26 |
Family
ID=58905719
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210735350.7A Active CN115030848B (en) | 2017-01-03 | 2017-01-03 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
| CN201710000729.2A Active CN106704069B (en) | 2017-01-03 | 2017-01-03 | Vehicle-mounted oil consumption detection equipment calibration device and calibration method |
| CN202210740601.0A Active CN115288903B (en) | 2017-01-03 | 2017-01-03 | Working method of vehicle-mounted oil consumption detection equipment calibration device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210735350.7A Active CN115030848B (en) | 2017-01-03 | 2017-01-03 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210740601.0A Active CN115288903B (en) | 2017-01-03 | 2017-01-03 | Working method of vehicle-mounted oil consumption detection equipment calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN115030848B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167102A (en) * | 2017-12-27 | 2018-06-15 | 北京恩吉威科技股份有限公司 | Fuel gas injection valve detection method and detection device based on air pressure detection |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030848B (en) * | 2017-01-03 | 2023-04-25 | 江苏新通达电子科技股份有限公司 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4428816A1 (en) * | 1994-08-13 | 1996-02-15 | Kloeckner Humboldt Deutz Ag | Procedure for initial setting-up of IC engine on dynamometer testbed |
| CN1975148A (en) * | 2006-12-14 | 2007-06-06 | 中国船舶重工集团公司第七一一研究所 | Engine common rail fuel combustion system endurance test device and testing method thereof |
| CN101315054A (en) * | 2007-05-30 | 2008-12-03 | 姜禾 | Fuel injection quantity calibration method and system of electric-controlled fueling injection equipment of diesel engine |
| CN201554584U (en) * | 2009-11-17 | 2010-08-18 | 武汉钢铁(集团)公司 | Diesel injector fuel injection rate curve measurement control device |
| CN101968018A (en) * | 2010-08-12 | 2011-02-09 | 深圳市元征软件开发有限公司 | Common rail system of diesel oil injector detection table and method thereof for controlling rail pressure in system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09137758A (en) * | 1995-11-16 | 1997-05-27 | Nippon Denshi Kagaku Kk | Regulating device for fuel injection pump |
| US6363314B1 (en) * | 2000-07-13 | 2002-03-26 | Caterpillar Inc. | Method and apparatus for trimming a fuel injector |
| CN201318237Y (en) * | 2008-12-03 | 2009-09-30 | 大连理工大学 | High-pressure common-rail oil injecting volume checking system |
| CN202381234U (en) * | 2011-11-23 | 2012-08-15 | 中国船舶重工集团公司第七一一研究所 | Electrically controlled fuel injector tester |
| CN103061942A (en) * | 2013-02-05 | 2013-04-24 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | Device and method for detecting consistency of flow rate of control valve component of oil injector |
| CN103498732B (en) * | 2013-10-23 | 2016-02-24 | 深圳市国炬天然气汽车技术有限公司 | Diesel/natural gas dual-fuel internal-combustion engine control oil system |
| CN104500302A (en) * | 2014-11-21 | 2015-04-08 | 广西智通节能环保科技有限公司 | Sensing type oil injection meter |
| US10316783B2 (en) * | 2015-05-11 | 2019-06-11 | Ge Global Sourcing Llc | Fuel injector wear correction methodology |
| WO2016189546A1 (en) * | 2015-05-23 | 2016-12-01 | Mohammad Yamin Khan | Portable apparatus for calibration of quantity of fuel of diesel fuel pump |
| CN115030848B (en) * | 2017-01-03 | 2023-04-25 | 江苏新通达电子科技股份有限公司 | Method for calibrating fuel consumption metering data of vehicle-mounted fuel consumption detection equipment |
-
2017
- 2017-01-03 CN CN202210735350.7A patent/CN115030848B/en active Active
- 2017-01-03 CN CN201710000729.2A patent/CN106704069B/en active Active
- 2017-01-03 CN CN202210740601.0A patent/CN115288903B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4428816A1 (en) * | 1994-08-13 | 1996-02-15 | Kloeckner Humboldt Deutz Ag | Procedure for initial setting-up of IC engine on dynamometer testbed |
| CN1975148A (en) * | 2006-12-14 | 2007-06-06 | 中国船舶重工集团公司第七一一研究所 | Engine common rail fuel combustion system endurance test device and testing method thereof |
| CN101315054A (en) * | 2007-05-30 | 2008-12-03 | 姜禾 | Fuel injection quantity calibration method and system of electric-controlled fueling injection equipment of diesel engine |
| CN201554584U (en) * | 2009-11-17 | 2010-08-18 | 武汉钢铁(集团)公司 | Diesel injector fuel injection rate curve measurement control device |
| CN101968018A (en) * | 2010-08-12 | 2011-02-09 | 深圳市元征软件开发有限公司 | Common rail system of diesel oil injector detection table and method thereof for controlling rail pressure in system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167102A (en) * | 2017-12-27 | 2018-06-15 | 北京恩吉威科技股份有限公司 | Fuel gas injection valve detection method and detection device based on air pressure detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115030848A (en) | 2022-09-09 |
| CN115288903B (en) | 2023-10-24 |
| CN115288903A (en) | 2022-11-04 |
| CN106704069B (en) | 2022-07-26 |
| CN115030848B (en) | 2023-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101694212B (en) | Pump and pump station integrated tester | |
| CN101525100B (en) | Elevator energy efficiency detector and detection method thereof | |
| CN106704069A (en) | Calibration device and method for vehicle-mounted oil consumption detection device | |
| CN109631733A (en) | In be pressed into disk cable conductor performance intelligent detection device and system | |
| CN106123765B (en) | A kind of medium for three phase separator emulsifies layer thickness measuring instrument | |
| CN201318237Y (en) | High-pressure common-rail oil injecting volume checking system | |
| CN206617266U (en) | A kind of vehicle-mounted oil consumption detection device is compared with standard apparatus | |
| CN102959366B (en) | Method and apparatus for measuring oil-content in production fluid | |
| CN1325789C (en) | Oil-jetting pump oil-quantity automatic measuring testing table | |
| CN202266356U (en) | Microcomputer high-precision gauging digital-display oil injection pump test bed | |
| CN105464871A (en) | Metering system for fuel of PT pump fuel injector and metering method of metering system | |
| CN104075977A (en) | Cell sucking, spitting and measuring device | |
| CN107642809A (en) | A kind of oil cup of kitchen ventilator oil mass detection device | |
| CN201302480Y (en) | Body height and body weight measuring device | |
| CN209541852U (en) | A kind of fluid level detection system for in-vitro diagnosis equipment | |
| CN2727432Y (en) | Test stand for automatically measuring oil mass of injection pump | |
| CN102445237A (en) | System for temperature/pressure detection in enclosed environment | |
| CN103162770B (en) | Method and device of trace reagent liquid level detection used for an immunohistochemical staining machine | |
| CN207249420U (en) | Linear motor adds magnetic liquid equipment | |
| CN205981084U (en) | A medium emulsification layer thickness gauge for three -phase separator | |
| CN205370820U (en) | PT pump sprayer fuel oil metering system | |
| CN205691756U (en) | Test calibration instrument is put in office | |
| CN206177375U (en) | Automatic measure device of agricultural shower nozzle droplet flow | |
| CN109900341A (en) | A kind of fluid level detection system for in-vitro diagnosis equipment | |
| CN215665152U (en) | Automatic detection metering device of high accuracy tank wagon liquid level |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |