CN107269512A - A kind of compressor noise detection means and its method for detecting compressor noise - Google Patents
A kind of compressor noise detection means and its method for detecting compressor noise Download PDFInfo
- Publication number
- CN107269512A CN107269512A CN201710617906.1A CN201710617906A CN107269512A CN 107269512 A CN107269512 A CN 107269512A CN 201710617906 A CN201710617906 A CN 201710617906A CN 107269512 A CN107269512 A CN 107269512A
- Authority
- CN
- China
- Prior art keywords
- compressor
- noise
- oscillation intensity
- detection means
- sensor unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of compressor noise detection means and its detect compressor noise method its by compressor operating when noise detection be changed into the detection of oscillation intensity during to compressor operating, the compressor noise detection means provided senses the shockproofness during compressor operating by vibrating sensor unit, and compared with default oscillation intensity standard value, so as to judge whether compressor noise is exceeded, such a technical scheme can effectively be implemented on the big production line of background noise, it can ensure that the assembling equipment of compressor operating noise greatly is screened out on a production line by compressor noise detection means provided by the present invention and its detection method to be reprocessed, so as to avoid non-conforming equipment product from coming into the market.
Description
Technical field
The present invention relates to compressor equipment assemble field, more particularly to a kind of compressor noise detection means and its
The method for detecting compressor noise.
Background technology
At present in the equipment Manufacture Process with compressor, by taking refrigerator as an example, because compressor itself quality or refrigerator are whole
Other factorses in machine assembling process, it may appear that compressor has showing for loud noise to the refrigerator after being completed in the process of running
As.But for now, pass through common noise measuring side because refrigerator assembly line has larger background noise in itself
Formula can not effectively pick up the noise for belonging to compressor operating, i.e., the compressor operating noise of refrigerator effectively can not be examined
Survey, the consequence so brought is that the larger refrigerator of a large amount of compressor operating noises can not be detected in production scene, so as to cause
The big refrigerator of noise flows in the market, and the life to user is made troubles.
In view of this, it is necessary to a kind of compressor noise detection means is provided and its detects the method for compressor noise to solve
Certainly above mentioned problem.
The content of the invention
It is contemplated that at least solving one of technical problem that prior art is present, for achieving the above object, this hair
Bright to provide a kind of compressor noise detection means, its specific design mode is as follows.
A kind of compressor noise detection means, for detecting whether compressor operating noise surpasses in the equipment with compressor
Mark, including：
Vibrating sensor unit, the vibrating sensor unit is used to detect vibration during compressor operating in the equipment
Intensity；
Data processing centre, the data processing centre is preset with the relation function of oscillation intensity and noise and judges institute
State the whether exceeded oscillation intensity standard value of compressor operating noise；The data processing centre receives the vibrating sensor list
The oscillation intensity signal that member is sensed, and be compared to judge that the compressor operating is made an uproar with the oscillation intensity standard value
Whether sound is exceeded；When the oscillation intensity that the vibrating sensor unit is detected is less than the oscillation intensity standard value, institute is judged
Compressor operating noise is stated to meet the requirements；When the oscillation intensity that the vibrating sensor unit is sensed is strong not less than the vibration
Standard value is spent, judges that the compressor operating noise is exceeded；
And information output unit, described information output unit is connected with the data processing centre and exports the compressor
Run the whether exceeded result of noise.
Further, the vibrating sensor unit is displacement transducer, velocity sensor or acceleration transducer.
Further, the compressor noise detection means is used to detect whether the operation noise of freezer compressor is exceeded.
Further, the vibrating sensor unit is velocity sensor, and the oscillation intensity standard value range is 0.8-
0.9mm/s。
Further, the compressor noise detection means is detected in the equipment with compressor by external mode and compressed
Whether machine operation noise is exceeded；Or, constitute the data processing centre and the described information of the compressor noise detection means
Output unit may be contained within the equipment with the compressor.
Further, the compressor noise detection means also has information input unit, and the oscillation intensity standard value is led to
Cross the input of described information input block.
Further, described information output unit is the one or more in display screen, indicator lamp and voice reminder.
Present invention also offers a kind of use above compressor noise detection means detect compressor noise method, specifically
Comprise the following steps：
S1, fixing step, measurement equipment to be checked is fixed on by the vibrating sensor unit of the compressor noise detection means
Compressor outside；
S2, detecting step, start the equipment and cause the compressor operating, and pass through the vibrating sensor unit sense
Answer the oscillation intensity during the compressor operating；
S3, data transmission step, the vibrating sensor unit transmit the oscillation intensity signal sensed to described
Data processing centre；
S4, judgment step, the data processing centre is by the oscillation intensity signal received and the oscillation intensity
Standard value is compared to judge whether the compressor operating noise is exceeded；When shaking that the vibrating sensor unit is sensed
Fatigue resistance is less than the oscillation intensity standard value, judges that the compressor operating noise meets the requirements；When the vibrating sensor
The oscillation intensity that unit is sensed is not less than the oscillation intensity standard value, judges that the compressor operating noise is exceeded；
S5, result output step, step S4 judged result is exported by described information output unit.
Further, if the compressor operating noise is exceeded, it is to compression also to have step S6, step S6 after step S5
The exceeded equipment of machine operation noise is reprocessed, and the equipment after reprocessing enters Row noise inspection by step S1, S2, S3, S4, S5 again
Survey, until the compressor operating noise meets the requirements.
Further, the compressor noise detection means also has information input unit, also has before S4 judgment steps
There is the step of oscillation intensity standard value is inputted by described information input block.
The beneficial effects of the invention are as follows：The detection of noise is changed into compressor operating when the present invention is by compressor operating
When oscillation intensity detection, the compressor noise detection means provided pass through vibrating sensor unit sense compressor operating mistake
Shockproofness in journey, and compared with default oscillation intensity standard value, so that judge whether compressor noise is exceeded, Ci Zhongji
Art scheme can effectively be implemented on the big production line of background noise, pass through compressor noise detection means provided by the present invention
And its detection method can ensure that the assembling equipment of compressor operating noise greatly is screened out on a production line and be reprocessed, from
And avoid non-conforming equipment product from coming into the market.
Brief description of the drawings
Fig. 1 show the composition schematic diagram of compressor noise detection means of the present invention；
Fig. 2 show the flow chart that compressor noise is detected using compressor noise detection means of the present invention.
Embodiment
Below with reference to each embodiment shown in the drawings, the present invention will be described in detail, refer to Fig. 1 to Fig. 2 institutes
Show, it is a kind of better embodiment of the invention.
Compressor noise detection means involved in the present invention is used to detect compressor operating in the equipment with compressor
Whether noise is exceeded, and the involved equipment with compressor can be the electric equipments such as refrigerator, air-conditioning, with reference to shown in Fig. 1, this hair
Bright compressor noise detection means includes vibrating sensor unit, data processing centre, information output unit and information input
Unit.
Wherein vibrating sensor unit is for the oscillation intensity in detection device during compressor operating；Data processing centre is pre-
Relation function provided with oscillation intensity and noise and judge the whether exceeded oscillation intensity standard value of compressor operating noise；Number
The oscillation intensity signal that vibrating sensor unit is sensed is received according to processing center, and is compared with oscillation intensity standard value
To judge whether compressor operating noise is exceeded；When the oscillation intensity that vibrating sensor unit is detected is less than oscillation intensity standard
Value, judges that compressor operating noise meets the requirements；When the oscillation intensity that vibrating sensor unit is sensed is not less than oscillation intensity
Standard value, judges that compressor operating noise is exceeded；Information output unit is connected and the operation of output squeezing machine with data processing centre
The whether exceeded result of noise；The window that information input unit can be inputted as oscillation intensity standard value.
During the equipment operation of noise to be detected, its internal compressor operating noise is with its oscillation intensity substantially in positive pass
System, i.e., oscillation intensity is bigger, and the operation noise of compressor is bigger.Direct detection noise is changed into by detection based on this in the present invention
Oscillation intensity during compressor operating, so as to be carried out in the case where background noise is larger to compressor noise
Detection and analysis.
In certain embodiments of the present invention, compressor noise detection means of the invention can not possess information input
Unit, wherein to be preset in Data processing intracardiac for involved oscillation intensity standard value.
In particular embodiments of the invention, vibrating sensor unit can for displacement transducer, velocity sensor or
Acceleration transducer.It is of course also possible to which the sensor element of vibration of compressor intensity can be detected to be other.
In the specific embodiment of the present invention, compressor noise detection means is used to detect that the operation of freezer compressor is made an uproar
Whether sound is exceeded.The vibrating sensor unit used is as shown in the table for velocity sensor, its be compressor shockproofness with
The tune-up data of noise badness recall rate.Learnt according to tune-up data, defined oscillation intensity standard value is smaller (to be vibrated
Intensity is small), compressor noise detection means more easily detects the vibration of compressor；Have one during based on permission compressor operating
Determine the scope of oscillation intensity standard value is defined into 0.8-0.9mm/s in the reasonable vibration of degree, the present embodiment, it is preferred as one
Embodiment, oscillation intensity standard value be 0.85mm/s.
Compressor shockproofness and noise badness recall rate relation table
| Sequence number | Standard (mm/s) | Fraction defective | Remarks |
| 1 | 2 | 0.0% | Experiment value |
| 2 | 1 | 0.1% | Experiment value |
| 3 | 0.9 | 0.5% | Experiment value |
| 4 | 0.85 | 2.0% | It is defined as oscillation intensity standard value |
| 5 | 0.8 | 8.0% | Experiment value |
It is understood that by the compressor noise detection means of the present invention when in for other such as air-conditioning equipment,
Oscillation intensity standard value is not limited to scope defined above.
In some embodiments in the present invention, compressor noise detection means constitutes one and is totally independent of to be detected set
Standby device, it detects whether compressor operating noise is exceeded in the equipment with compressor by external mode.
In other embodiments of the present invention, data processing centre and the information of compressor noise detection means are constituted
Output unit may be contained within the equipment with compressor, specifically in above refrigerator apparatus, and the System Control Center of refrigerator is simultaneous
Have the frequency of the display on the function of data processing centre, refrigerator or other information output element has compressor noise detection means letter concurrently
Cease the function of output unit.Such a mode, coordinates external sensor unit by the software and hardware of measurement equipment to be checked in itself
Compressor noise detection function is completed, the manufacturing cost of compressor noise detection means can be effectively reduced.
In the specific implementation process of the present invention, involved information output unit is display screen, indicator lamp, voice reminder
One or more in device.
Present invention also offers a kind of use above compressor noise detection means detect compressor noise method, with reference to
Shown in Fig. 2, it specifically includes following steps：
S1, fixing step, the pressure of measurement equipment to be checked is fixed on by the vibrating sensor unit of compressor noise detection means
Outside contracting machine；
S2, detecting step, starting device cause compressor operating, and sense compressor operating by vibrating sensor unit
During oscillation intensity；
S3, data transmission step, vibrating sensor unit transmit the oscillation intensity signal sensed to data processing
Center；
S4, judgment step, data processing centre are compared the oscillation intensity signal received and oscillation intensity standard value
Compared with to judge whether compressor operating noise is exceeded；When the oscillation intensity that vibrating sensor unit is sensed is less than oscillation intensity mark
Quasi- value, judges that compressor operating noise meets the requirements；When the oscillation intensity that vibrating sensor unit is sensed is strong not less than vibration
Standard value is spent, judges that compressor operating noise is exceeded；
S5, result output step, step S4 judged result is exported by information output unit.
In specific detection process, the fixed position of vibrating sensor unit on the compressor can be drawn optimal by experiment
Fixed position.
If compressor operating noise is exceeded, it is to compressor operating noise also to have step S6, step S6 after step S5
Exceeded equipment is reprocessed, and the equipment after reprocessing carries out noise measuring by step S1, S2, S3, S4, S5 again, until pressure
Contracting machine operation noise meets the requirements.
The present invention also has the step of passing through information input unit inputted vibration strength standard value before S4 judgment steps.
Detection to compressor operating noise is changed into the detection of oscillation intensity during to compressor operating by the present invention, is carried
The compressor noise detection means of confession by vibrating sensor unit sense compressor operating during shockproofness, and with it is pre-
If oscillation intensity standard value compare, so as to judge whether compressor noise exceeded, such a technical scheme is in background noise big
It can effectively implement on production line, can be ensured by compressor noise detection means provided by the present invention and its detection method
The assembling equipment of compressor operating noise greatly is screened out on a production line is reprocessed, so as to avoid non-conforming equipment product
Come into the market.
It should be understood that, although the present specification is described in terms of embodiments, but not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say
Bright book is as an entirety, and the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included in the scope of the protection.
Claims (10)
1. a kind of compressor noise detection means, for detecting whether compressor operating noise is exceeded in the equipment with compressor,
It is characterised in that it includes：
Vibrating sensor unit, the vibrating sensor unit is strong for vibration when detecting compressor operating in the equipment
Degree；
Data processing centre, the data processing centre is preset with the relation function of oscillation intensity and noise and judges the pressure
The whether exceeded oscillation intensity standard value of contracting machine operation noise；The data processing centre receives the vibrating sensor unit institute
The oscillation intensity signal sensed, and be compared with the oscillation intensity standard value to judge that the compressor operating noise is
It is no exceeded；When the oscillation intensity that the vibrating sensor unit is detected is less than the oscillation intensity standard value, the pressure is judged
Contracting machine operation noise meets the requirements；When the oscillation intensity that the vibrating sensor unit is sensed is not less than the oscillation intensity mark
Quasi- value, judges that the compressor operating noise is exceeded；
And information output unit, described information output unit is connected with the data processing centre and exports the compressor operating
The whether exceeded result of noise.
2. compressor noise detection means according to claim 1, it is characterised in that the vibrating sensor unit is position
Displacement sensor, velocity sensor or acceleration transducer.
3. compressor noise detection means according to claim 1, it is characterised in that the compressor noise detection means
For detecting whether the operation noise of freezer compressor is exceeded.
4. compressor noise detection means according to claim 3, it is characterised in that the vibrating sensor unit is speed
Sensor is spent, the oscillation intensity standard value range is 0.8-0.9mm/s.
5. compressor noise detection means according to claim 1, it is characterised in that the compressor noise detection means
Detect whether compressor operating noise is exceeded in the equipment with compressor by external mode；Or, constitute the compressor
The data processing centre of noise detection device may be contained within the equipment with the compressor with described information output unit
It is interior.
6. compressor noise detection means according to claim 1, it is characterised in that the compressor noise detection means
Also there is information input unit, the oscillation intensity standard value is inputted by described information input block.
7. compressor noise detection means according to claim 1, it is characterised in that described information output unit is display
One or more in screen, indicator lamp and voice reminder.
8. the method that compressor noise detection means described in a kind of use claim 1-7 any one detects compressor noise,
It is characterised in that it includes following steps：
S1, fixing step, the vibrating sensor unit of the compressor noise detection means are fixed on the pressure of measurement equipment to be checked
Outside contracting machine；
S2, detecting step, start the equipment and cause the compressor operating, and sense institute by the vibrating sensor unit
State the oscillation intensity during compressor operating；
S3, data transmission step, the vibrating sensor unit transmit the oscillation intensity signal sensed to the data
Processing center；
S4, judgment step, the data processing centre is by the oscillation intensity signal received and the oscillation intensity standard
Value is compared to judge whether the compressor operating noise is exceeded；When the vibration that the vibrating sensor unit is sensed is strong
Degree is less than the oscillation intensity standard value, judges that the compressor operating noise meets the requirements；When the vibrating sensor unit
The oscillation intensity sensed is not less than the oscillation intensity standard value, judges that the compressor operating noise is exceeded；
S5, result output step, step S4 judged result is exported by described information output unit.
9. the method for compressor noise is detected according to claim 8, it is characterised in that if the compressor operating noise is super
It is that the equipment exceeded to compressor operating noise is reprocessed also to have step S6, step S6 after mark, step S5, after reprocessing
Equipment carries out noise measuring by step S1, S2, S3, S4, S5 again, until the compressor operating noise meets the requirements.
10. the method for compressor noise is detected according to claim 8, it is characterised in that the compressor noise detection dress
Putting also has information input unit, also has before S4 judgment steps strong by the described information input block input vibration
The step of spending standard value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710617906.1A CN107269512A (en) | 2017-07-26 | 2017-07-26 | A kind of compressor noise detection means and its method for detecting compressor noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710617906.1A CN107269512A (en) | 2017-07-26 | 2017-07-26 | A kind of compressor noise detection means and its method for detecting compressor noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107269512A true CN107269512A (en) | 2017-10-20 |
Family
ID=60078573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710617906.1A Pending CN107269512A (en) | 2017-07-26 | 2017-07-26 | A kind of compressor noise detection means and its method for detecting compressor noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107269512A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708423A (en) * | 2018-11-22 | 2019-05-03 | 青岛海尔股份有限公司 | Refrigerator, the control method and control system of the refrigerator |
| CN113250947A (en) * | 2021-05-20 | 2021-08-13 | 势加透博洁净动力如皋有限公司 | Fuel cell air compressor durability test system and method |
| CN114739086A (en) * | 2022-04-27 | 2022-07-12 | 长虹美菱股份有限公司 | Noise testing method for air-cooled variable frequency refrigerator |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003254250A (en) * | 2002-02-26 | 2003-09-10 | Denso Corp | Electric compressor |
| FR2840358A1 (en) * | 2002-05-28 | 2003-12-05 | Snecma Moteurs | METHOD AND SYSTEM FOR DETECTING ROTOR DAMAGE OF AN AIRCRAFT ENGINE |
| CN102062084A (en) * | 2010-12-22 | 2011-05-18 | 天津泵业机械集团有限公司 | Portable multifunctional vibration noise test analyzer |
| US20120272740A1 (en) * | 2011-04-28 | 2012-11-01 | Hitachi Plant Technologies, Ltd. | Apparatus and method for measuring vibration characteristics |
| CN103424180A (en) * | 2012-05-18 | 2013-12-04 | 深圳市飞盈佳乐电子有限公司 | Noise detector used under complex environment |
| CN203745073U (en) * | 2014-02-21 | 2014-07-30 | 合肥荣事达三洋电器股份有限公司 | Detection device for vibration noise of double-drum washing machine in dehydration stage |
| CN204255492U (en) * | 2014-10-17 | 2015-04-08 | 深圳市飞盈佳乐电子有限公司 | Noise analysis pick-up unit |
| CN105527010A (en) * | 2016-01-14 | 2016-04-27 | 东北大学 | Vacuum adsorption device for household appliance production line product vibration standard exceeding detection |
| CN105675111A (en) * | 2014-11-19 | 2016-06-15 | 索尼公司 | Noise detection method, noise detection device and electronic equipment |
| CN106401937A (en) * | 2016-09-30 | 2017-02-15 | 联合汽车电子有限公司 | Oil pump noise test device and test method |
| CN106840375A (en) * | 2017-01-11 | 2017-06-13 | 浙江吉利汽车研究院有限公司 | A kind of turbocharger extraordinary noise method of testing and its device |
-
2017
- 2017-07-26 CN CN201710617906.1A patent/CN107269512A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003254250A (en) * | 2002-02-26 | 2003-09-10 | Denso Corp | Electric compressor |
| FR2840358A1 (en) * | 2002-05-28 | 2003-12-05 | Snecma Moteurs | METHOD AND SYSTEM FOR DETECTING ROTOR DAMAGE OF AN AIRCRAFT ENGINE |
| CN102062084A (en) * | 2010-12-22 | 2011-05-18 | 天津泵业机械集团有限公司 | Portable multifunctional vibration noise test analyzer |
| US20120272740A1 (en) * | 2011-04-28 | 2012-11-01 | Hitachi Plant Technologies, Ltd. | Apparatus and method for measuring vibration characteristics |
| CN103424180A (en) * | 2012-05-18 | 2013-12-04 | 深圳市飞盈佳乐电子有限公司 | Noise detector used under complex environment |
| CN203745073U (en) * | 2014-02-21 | 2014-07-30 | 合肥荣事达三洋电器股份有限公司 | Detection device for vibration noise of double-drum washing machine in dehydration stage |
| CN204255492U (en) * | 2014-10-17 | 2015-04-08 | 深圳市飞盈佳乐电子有限公司 | Noise analysis pick-up unit |
| CN105675111A (en) * | 2014-11-19 | 2016-06-15 | 索尼公司 | Noise detection method, noise detection device and electronic equipment |
| CN105527010A (en) * | 2016-01-14 | 2016-04-27 | 东北大学 | Vacuum adsorption device for household appliance production line product vibration standard exceeding detection |
| CN106401937A (en) * | 2016-09-30 | 2017-02-15 | 联合汽车电子有限公司 | Oil pump noise test device and test method |
| CN106840375A (en) * | 2017-01-11 | 2017-06-13 | 浙江吉利汽车研究院有限公司 | A kind of turbocharger extraordinary noise method of testing and its device |
Non-Patent Citations (1)
| Title |
|---|
| 郝高麟: "冰箱噪音的标准、检测和治理密诀", 《家庭电子（爱好者）》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708423A (en) * | 2018-11-22 | 2019-05-03 | 青岛海尔股份有限公司 | Refrigerator, the control method and control system of the refrigerator |
| CN113250947A (en) * | 2021-05-20 | 2021-08-13 | 势加透博洁净动力如皋有限公司 | Fuel cell air compressor durability test system and method |
| CN114739086A (en) * | 2022-04-27 | 2022-07-12 | 长虹美菱股份有限公司 | Noise testing method for air-cooled variable frequency refrigerator |
| CN114739086B (en) * | 2022-04-27 | 2023-04-14 | 长虹美菱股份有限公司 | Noise testing method for air-cooled variable frequency refrigerator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107269512A (en) | A kind of compressor noise detection means and its method for detecting compressor noise | |
| JP6388102B1 (en) | Information terminal and machine parts diagnosis system | |
| WO2015155162A1 (en) | Elevator health check | |
| JP5280333B2 (en) | Vehicle fault diagnosis device | |
| CN108287002A (en) | A kind of remote environment-monitoring device | |
| JP5837270B1 (en) | Headset vibrator inspection apparatus, system and method | |
| KR102507591B1 (en) | Product quality management system and method | |
| JP2004132683A (en) | Fault diagnosis system, inspection device, and data server | |
| CN110895509A (en) | Test processing method and device, electronic equipment and storage medium | |
| CN107036708A (en) | Fault diagnosis system | |
| AU2017358961B2 (en) | Vibration analysis device for a vibration machine, method for vibration representation and computer program | |
| US20220249999A1 (en) | Systems and methods for detecting the status of a particle filter | |
| CN107830610A (en) | Air conditioner control method and device, storage medium and air conditioner | |
| WO2015002617A1 (en) | Multi-function machine condition analyzer instrument | |
| CN110209297A (en) | Method and apparatus for automaticly inspecting at least one function of electronic equipment | |
| CN108429363A (en) | A kind of wireless charging method and wireless charging device | |
| CN111783030A (en) | Evaluation method and device for haptic experience and storage medium | |
| CN111561968A (en) | Sensor-based environmental parameter detection method and device and data processing equipment | |
| CN110207918A (en) | A kind of stabilization function detection method, stabilization function detection device and electronic equipment | |
| CN213442405U (en) | Vehicle chassis monitoring system | |
| CN108106653A (en) | A kind of sensor vibration experimental data acquisition system | |
| TWM516712U (en) | Universal type vibration measurement device | |
| CN108307020B (en) | Detection method and mobile terminal | |
| CN106123818A (en) | A kind of tester | |
| EP3828472A1 (en) | Systems and methods for detecting the status of a particle filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |