CN102914408A - Dynamic balance test method for rotating machinery - Google Patents

Dynamic balance test method for rotating machinery Download PDF

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Publication number
CN102914408A
CN102914408A CN2012104420811A CN201210442081A CN102914408A CN 102914408 A CN102914408 A CN 102914408A CN 2012104420811 A CN2012104420811 A CN 2012104420811A CN 201210442081 A CN201210442081 A CN 201210442081A CN 102914408 A CN102914408 A CN 102914408A
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CN
China
Prior art keywords
signal
vibration
digital
dynamic balance
rotating machinery
Prior art date
Application number
CN2012104420811A
Other languages
Chinese (zh)
Inventor
于星光
Original Assignee
昆山北极光电子科技有限公司
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 昆山北极光电子科技有限公司 filed Critical 昆山北极光电子科技有限公司
Priority to CN2012104420811A priority Critical patent/CN102914408A/en
Publication of CN102914408A publication Critical patent/CN102914408A/en

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Abstract

The invention discloses a dynamic balance test method for rotating machinery, which comprises the following steps: reference signal measuring, left balancing oscillator measurement, right balancing oscillator measurement, data reading, reference signal determination, dynamic balance calculation, digital display and data communication. According to the invention, the method has the benefits that the accurate testing for complete machine dynamic balance of rotating parts is achieved, rotating part dynamic balance is improved, and the attitude disturbance caused by the rotating part is reduced.

Description

A kind of dynamic balancing measurement method of rotating machinery

Technical field

The invention belongs to the rotating machinery field tests, relate in particular to a kind of dynamic balancing measurement method of rotating machinery.

Background technology

Account for 30% in the unbalance a variety of causes causing the rotating machinery abnormality, the shared proportion of high-speed rotating machine is larger.So correctly proofreading and correct unbalance is a very important practical technique.And the imbalance of rotor is the main exciting source of rotating machinery, and its vibration fault that causes accounts for machine total failare 24%, therefore needs a kind of dynamic balancing measurement method of rotating machinery.

Summary of the invention

The object of the invention is to provide a kind of dynamic balancing measurement method of rotating machinery.

The technical scheme that realizes above-mentioned purpose is: a kind of dynamic balancing measurement method of rotating machinery comprises the steps:

S1, reference signal are measured: obtain reference signal by photoelectric sensor;

S2, left balance vibration are measured: obtain left vibration signal by left vibration transducer;

S3, right balance vibration are measured: obtain right vibration signal by right vibration transducer;

S4, data read: by A/D converter reference signal, vibration signal are changed into digital quantity;

S5, reference signal are determined: refer to determine benchmark by the reference signal digital quantity that obtains;

S6, dynamic balance calculation: carry out dynamic balance calculation by the vibration signal digital quantity that obtains and the digital quantity of reference signal;

S7, the digital demonstration: refer to the calculating acquired results by digital Circuit display;

S8, data communication: refer to the calculating acquired results by the long-range transmission of communication network.

The present invention solves the correctness test of rotatable parts overall dynamic-balance test, obtains and improves the rotatable parts transient equilibrium and reduce rotatable parts to the beneficial effect of attitude disturbance.

Description of drawings

Fig. 1 is schematic flow sheet of the present invention.

Embodiment

Below in conjunction with description of drawings preferred implementation strategy of the present invention.

Please refer to Fig. 1, provided a kind of dynamic balancing measurement method of rotating machinery among the figure, comprise that step is as follows:

S1, obtain reference signal by photoelectric coding, photoelectric signal processor, send microprocessor to;

S2, obtain vibration signal by left and right vibration transducer and send microprocessor to through filtering, after amplifying;

S3, microprocessor change into digital quantity by A/D converter with reference signal, vibration signal;

S4, microprocessor are determined benchmark by the reference signal digital quantity that obtains;

S5, microprocessor carry out dynamic balance calculation by vibration signal digital quantity and the reference signal digital quantity that obtains;

S6, microprocessor will calculate acquired results by digital Circuit display;

S7, microprocessor will calculate acquired results by the long-range transmission of RS485 communication network.

Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make the many variations example to the present invention according to the above description.Thereby some details among the embodiment should not consist of limitation of the invention, and the scope that the present invention will define with appended claims is as protection scope of the present invention.

Claims (1)

1. the dynamic balancing measurement method of a rotating machinery is characterized in that, may further comprise the steps:
S1, reference signal are measured: obtain reference signal by photoelectric sensor;
S2, left balance vibration are measured: obtain left vibration signal by left vibration transducer;
S3, right balance vibration are measured: obtain right vibration signal by right vibration transducer;
S4, data read: by A/D converter reference signal, vibration signal are changed into digital quantity;
S5, reference signal are determined: refer to determine benchmark by the reference signal digital quantity that obtains;
S6, dynamic balance calculation: carry out dynamic balance calculation by vibration signal digital quantity and the reference signal digital quantity that obtains;
S7, the digital demonstration: refer to the calculating acquired results by digital Circuit display;
S8, data communication: refer to the calculating acquired results by the long-range transmission of communication network.
CN2012104420811A 2012-11-08 2012-11-08 Dynamic balance test method for rotating machinery CN102914408A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104420811A CN102914408A (en) 2012-11-08 2012-11-08 Dynamic balance test method for rotating machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104420811A CN102914408A (en) 2012-11-08 2012-11-08 Dynamic balance test method for rotating machinery

Publications (1)

Publication Number Publication Date
CN102914408A true CN102914408A (en) 2013-02-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012104420811A CN102914408A (en) 2012-11-08 2012-11-08 Dynamic balance test method for rotating machinery

Country Status (1)

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CN (1) CN102914408A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2124469U (en) * 1992-05-08 1992-12-09 沈阳工业学院 Dynamic balance determining apparatus
US5627762A (en) * 1993-06-10 1997-05-06 Dynamics Research Corp. Computer implemented balancer
JPH11344405A (en) * 1998-06-02 1999-12-14 Denso Corp Correction method for dynamic balance of rotating machine
CN2478196Y (en) * 2001-03-30 2002-02-20 西安交通大学 Intelligent teaching test dynamic balancing machine
CN1945250A (en) * 2006-11-08 2007-04-11 北京航空航天大学 Online dynamic balance detector based on hardware phase lock high precision magnetic suspension flying wheel
CN102520631A (en) * 2011-12-15 2012-06-27 北京化工大学 On-line automatic balancing controller of rotating machinery
CN102620892A (en) * 2011-12-15 2012-08-01 上海卫星工程研究所 Dynamic balance testing method for rotatable part

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2124469U (en) * 1992-05-08 1992-12-09 沈阳工业学院 Dynamic balance determining apparatus
US5627762A (en) * 1993-06-10 1997-05-06 Dynamics Research Corp. Computer implemented balancer
JPH11344405A (en) * 1998-06-02 1999-12-14 Denso Corp Correction method for dynamic balance of rotating machine
CN2478196Y (en) * 2001-03-30 2002-02-20 西安交通大学 Intelligent teaching test dynamic balancing machine
CN1945250A (en) * 2006-11-08 2007-04-11 北京航空航天大学 Online dynamic balance detector based on hardware phase lock high precision magnetic suspension flying wheel
CN102520631A (en) * 2011-12-15 2012-06-27 北京化工大学 On-line automatic balancing controller of rotating machinery
CN102620892A (en) * 2011-12-15 2012-08-01 上海卫星工程研究所 Dynamic balance testing method for rotatable part

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
魏北平 等: ""基于DSP的转子动平衡测试技术研究"", 《2008通信理论与技术新发展——第十三届全国青年通信学术会议论文集(下)》, 31 December 2008 (2008-12-31), pages 1342 - 1346 *

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Application publication date: 20130206